Active NPI 1225010218 Individual Practitioner Male Practitioner

Dr. Cesar Koa Ang , MD

Internal Medicine • Placerville, CA

✓ Accepts Medicare Assignment Telehealth Available

Professional Overview & Biography Verified Profile Summary

Dr. Cesar Ang, MD is a certified Internal Medicine practicing in Placerville, CA. With approximately 40 years of clinical experience since completing medical education in 1986, Dr. Ang delivers high-quality medical care to the local community at 1095 MARSHALL WAY.

Dr. Ang is affiliated with Marshall Medical Center and accepts Medicare assignment . Telehealth and virtual consultation options are available for eligible patients.

Frequently performed procedures and clinical services include established patient outpatient office visit, annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit, initial hospital care with moderate level of medical decision making, if using time, at least. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

1095 Marshall Way

Placerville, CA 956675722

Telephone 5306262920

Associated Practice Facility / Clinic

🏢 Marshall Medical Center Facility NPI 1962506097

Medicare Profile & Education

Medical School

Other

Graduation Year

1986

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

Telehealth Services Available

Specialty Benchmarks & Practice Insights

Comparative analytics for Internal Medicine in Placerville, CA

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

40 Yrs +14.5 yrs vs City Avg

City Avg: 25.5 Yrs

State Avg: 26.6 Yrs

Regional Practice Density

8 Specialists

Practicing in Placerville, CA (18502 Statewide)

Telehealth Adoption Rate

25.0% Regional Adoption

✓ Offers Virtual Consultations

Medicare Pricing Discount

51.2% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Ang (40 Years) 40 Yrs

Placerville Specialty Average (25.5 Years) 25.5 Yrs

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2024)

Reporting Year:

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	530	379	$121.12	$98.45
99213 Established patient office or other outpatient visit, typically 15 minutes	343	238	$82.22	$66.95
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	256	256	$278.00	$136.86
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	131	128	$534.00	$175.29
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	111	93	$139.00	$79.70
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only	57	55	$54.00	$8.13
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	51	49	$195.00	$119.72
99495 Transitional care management services for problem of at least moderate complexity	51	48	$216.00	$142.35
G0438 Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit	49	49	$396.00	$173.42
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	49	44	$54.53	$35.54
G0181 Physician or allowed practitioner supervision of a patient receiving medicare-covered services provided by a participating home health agency (patient not present) requiring complex and multidisciplinary care modalities involving regular physician or allow	38	24	$301.00	$109.45
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	24	22	$182.83	$146.78
99291 Critical care, first 30-74 minutes	23	23	$545.00	$211.99
99239 Hospital discharge day management, more than 30 minutes	21	20	$221.00	$117.00

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	479	321	$121.65	$100.46
99213 Established patient office or other outpatient visit, typically 15 minutes	368	253	$82.82	$68.33
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	198	198	$278.00	$138.13
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	107	74	$195.00	$123.50
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	96	95	$534.00	$180.04
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	70	50	$139.00	$82.11
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only	63	61	$54.00	$8.44
G0438 Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit	56	56	$396.00	$175.71
99495 Transitional care management services for problem of at least moderate complexity	54	52	$216.00	$145.59
99239 Hospital discharge day management, more than 30 minutes	40	40	$221.00	$119.46
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	39	36	$175.33	$145.65
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	36	36	$249.00	$187.43
G0181 Physician or allowed practitioner supervision of a patient receiving medicare-covered services provided by a participating home health agency (patient not present) requiring complex and multidisciplinary care modalities involving regular physician or allow	34	23	$301.00	$109.97
99291 Critical care, first 30-74 minutes	21	20	$545.00	$219.06
G0405 Electrocardiogram, routine ecg with 12 leads; interpretation and report only, performed as a screening for the initial preventive physical examination	16	16	$54.00	$8.44
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	15	15	$194.00	$137.92

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	578	392	$121.37	$102.04
99213 Established patient office or other outpatient visit, typically 15 minutes	427	289	$82.35	$69.33
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	216	121	$195.00	$105.35
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	133	133	$278.00	$138.66
99495 Transitional care management services for problem of at least moderate complexity	84	80	$218.32	$149.56
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	73	71	$534.00	$204.56
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only	62	61	$54.00	$8.59
99291 Critical care, first 30-74 minutes	55	32	$545.00	$224.08
G0438 Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit	34	34	$396.00	$179.15
99239 Hospital discharge day management, more than 30 minutes	29	29	$221.00	$109.18
G0181 Physician or allowed practitioner supervision of a patient receiving medicare-covered services provided by a participating home health agency (patient not present) requiring complex and multidisciplinary care modalities involving regular physician or allow	22	15	$301.00	$110.42
99220 Hospital observation care, typically 70 minutes	21	21	$296.00	$184.76
99226 Subsequent observation care, typically 35 minutes per day	21	17	$179.00	$104.56
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	19	18	$185.68	$151.85
99217 Hospital observation care on day of discharge	14	14	$142.00	$74.46

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	534	339	$101.11	$93.89
99213 Established patient office or other outpatient visit, typically 15 minutes	367	270	$70.99	$63.93
G0438 Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit	167	167	$387.81	$179.14
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	165	103	$189.98	$107.48
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	157	123	$33.18	$30.05
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	87	78	$149.66	$137.23
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	84	84	$520.48	$208.27
99495 Transitional care management services for problem of at least moderate complexity	83	73	$212.71	$151.60
99291 Critical care, first 30-74 minutes	80	45	$529.40	$227.67
99490 Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month	54	11	$103.89	$33.08
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only	53	53	$52.30	$8.71
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	47	47	$272.64	$141.47
G0181 Physician or allowed practitioner supervision of a patient receiving medicare-covered services provided by a participating home health agency (patient not present) requiring complex and multidisciplinary care modalities involving regular physician or allow	40	24	$292.90	$111.87
99220 Hospital observation care, typically 70 minutes	27	27	$288.67	$189.00
99226 Subsequent observation care, typically 35 minutes per day	25	21	$173.72	$107.45
99239 Hospital discharge day management, more than 30 minutes	11	11	$214.00	$111.27

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	478	280	$88.11	$82.65
99213 Established patient office or other outpatient visit, typically 15 minutes	344	242	$57.67	$53.39
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	298	224	$29.93	$26.82
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	161	142	$121.07	$116.96
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	133	93	$189.00	$109.89
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	106	104	$518.00	$212.41
99443 Telephone medical discussion with physician, 21-30 minutes	84	70	$98.00	$82.62
99495 Transitional care management services for problem of at least moderate complexity	55	50	$210.00	$130.08
99291 Critical care, first 30-74 minutes	49	31	$529.00	$231.82
G0182 Physician supervision of a patient under a medicare-approved hospice (patient not present) requiring complex and multidisciplinary care modalities involving regular physician development and/or revision of care plans, review of subsequent reports of patien	46	19	$330.00	$114.18
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only	42	42	$52.00	$8.96
G0181 Physician or allowed practitioner supervision of a patient receiving medicare-covered services provided by a participating home health agency (patient not present) requiring complex and multidisciplinary care modalities involving regular physician or allow	27	15	$292.00	$113.54
99220 Hospital observation care, typically 70 minutes	22	22	$287.00	$194.35
99239 Hospital discharge day management, more than 30 minutes	16	15	$214.00	$113.76
99226 Subsequent observation care, typically 35 minutes per day	13	12	$173.00	$110.13

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	621	297	$87.22	$81.12
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	551	348	$29.05	$26.21
99213 Established patient office or other outpatient visit, typically 15 minutes	245	162	$57.57	$52.20
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	178	119	$189.00	$107.12
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	135	125	$121.28	$114.61
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	125	121	$518.00	$208.36
99495 Transitional care management services for problem of at least moderate complexity	87	72	$210.00	$114.08
99291 Critical care, first 30-74 minutes	65	40	$529.00	$227.47
G0181 Physician or allowed practitioner supervision of a patient receiving medicare-covered services provided by a participating home health agency (patient not present) requiring complex and multidisciplinary care modalities involving regular physician or allow	62	35	$292.00	$112.43
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only	56	54	$52.00	$8.80
G0182 Physician supervision of a patient under a medicare-approved hospice (patient not present) requiring complex and multidisciplinary care modalities involving regular physician development and/or revision of care plans, review of subsequent reports of patien	55	28	$330.00	$112.66
99220 Hospital observation care, typically 70 minutes	33	33	$287.00	$191.36
99226 Subsequent observation care, typically 35 minutes per day	30	26	$173.00	$108.08
99239 Hospital discharge day management, more than 30 minutes	24	24	$214.00	$111.24
99217 Hospital observation care on day of discharge	19	19	$137.00	$75.76
99306 Initial nursing facility visit, typically 45 minutes per day	17	13	$255.00	$172.81

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	629	301	$83.91	$80.27
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	404	247	$27.68	$25.95
99213 Established patient office or other outpatient visit, typically 15 minutes	262	176	$55.65	$52.14
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	217	134	$180.75	$106.54
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	123	119	$497.06	$207.20
99291 Critical care, first 30-74 minutes	94	54	$506.98	$225.55
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	85	76	$118.41	$113.40
99308 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 15 minutes	85	11	$118.64	$71.36
99495 Transitional care management services for problem of at least moderate complexity	65	56	$201.97	$113.00
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only	58	50	$49.41	$8.69
99239 Hospital discharge day management, more than 30 minutes	32	32	$204.31	$110.90
G0181 Physician or allowed practitioner supervision of a patient receiving medicare-covered services provided by a participating home health agency (patient not present) requiring complex and multidisciplinary care modalities involving regular physician or allow	31	19	$279.00	$112.31
99220 Hospital observation care, typically 70 minutes	28	28	$276.32	$190.25
G0181 Physician or allowed practitioner supervision of a patient receiving medicare-covered services provided by a participating home health agency (patient not present) requiring complex and multidisciplinary care modalities involving regular physician or allow	27	17	$283.33	$111.75
99306 Initial nursing facility visit, typically 45 minutes per day	18	13	$245.83	$170.58
G0182 Physician supervision of a patient under a medicare-approved hospice (patient not present) requiring complex and multidisciplinary care modalities involving regular physician development and/or revision of care plans, review of subsequent reports of patien	18	13	$323.33	$112.32
99226 Subsequent observation care, typically 35 minutes per day	14	13	$167.29	$107.52
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	14	14	$174.00	$171.26
99217 Hospital observation care on day of discharge	11	11	$132.64	$75.20

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	633	323	$83.90	$79.66
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	298	195	$28.22	$25.84
99213 Established patient office or other outpatient visit, typically 15 minutes	252	153	$57.97	$51.09
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	244	140	$180.00	$105.52
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	115	113	$495.00	$206.15
99308 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 15 minutes	82	13	$118.00	$70.83
99291 Critical care, first 30-74 minutes	74	45	$506.00	$225.67
G0181 Physician or allowed practitioner supervision of a patient receiving medicare-covered services provided by a participating home health agency (patient not present) requiring complex and multidisciplinary care modalities involving regular physician or allow	73	42	$279.00	$111.12
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	59	54	$115.00	$113.20
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only	49	48	$49.00	$8.66
99239 Hospital discharge day management, more than 30 minutes	39	39	$204.00	$110.20
99495 Transitional care management services for problem of at least moderate complexity	39	39	$201.00	$112.67
99220 Hospital observation care, typically 70 minutes	38	38	$274.00	$189.23
99309 Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes	32	12	$164.00	$93.73
99217 Hospital observation care on day of discharge	22	22	$131.00	$74.58
G0180 Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and	20	18	$141.00	$55.86
99306 Initial nursing facility visit, typically 45 minutes per day	17	14	$244.00	$170.43
99226 Subsequent observation care, typically 35 minutes per day	16	14	$165.00	$107.16

Medical Specialties & State Licenses

Internal Medicine Primary Specialty

NUCC Taxonomy Code: 207R00000X

State License CA C50396

A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

Hospital & Practice Group Affiliations

Marshall Medical Center

1095 Marshall Way, Placerville, CA 956675722

Marshall Medical Center

3581 Palmer Dr, Cameron Park, CA 956828238

Phone: 5306727000

Marshall Medical Center

4201 Town Ctr Blvd, El Dorado Hills, CA 957627100

Phone: 9169056378

Practice Associates & Co-Workers

Healthcare professionals and specialists practicing at this location or sharing practice phone/fax

32 Associated Practitioners

Toya Kuchena , NP

Nurse Practitioner

NPI 1003787664

Nurse Practitioner

Carol Foley , FNP

Nurse Practitioner

NPI 1023094331

Family Nurse Practitioner

Dr. Jonathan Lehrman , MD

Family Medicine

NPI 1043210123

Doctor of Medicine (M.D.)

Dr. Gurmeet Talwar , MD

Family Medicine

NPI 1053392761

Doctor of Medicine (M.D.)

Dr. Lacey Neufeld , DNP, FNP-BC

Nurse Practitioner - Family

NPI 1053919258

Doctor of Nursing Practice, Family Nurse Practitioner (Board Certified)

Dr. Amrit Singh , MD

Hospitalist

NPI 1083615264

Doctor of Medicine (M.D.)

Career & Practice History Timeline

Chronological log of verified NPI updates, location relocations, credentials, and registry changes

6 Historical Events

✅

NPI Profile Active December 18, 2013

NPI status registered as active in NPPES database

📍

Updated Practice Location December 18, 2013

Registered at 1095 MARSHALL WAY, PLACERVILLE, CA 956675722 (Tel: 5306262920)

📍

Updated Business Mailing Address December 18, 2013

Registered at PO BOX 45680, SAN FRANCISCO, CA 941450680 (Tel: 5306262787)

👤

Provider Name / Credentials Updated December 18, 2013

Recorded as CESAR ANG, MD

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) December 18, 2013

Internal Medicine (License #C50396 in CA)

🟢

Initial NPI Registration & Enumeration November 16, 2005

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

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NPI Administrative Meta

NPI Number: 1225010218

Entity Type:

Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)

Enumeration Date: November 16, 2005

Last Update: December 18, 2013

Sole Proprietor: No

Update or Correct Profile

Mailing Address

Po Box 45680

San Francisco, CA 941450680

Phone: 5306262787

Public Domain Record This profile contains public domain information published by CMS and NPPES under the Freedom of Information Act (FOIA).

⚠️ Medical Disclaimer

This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.