Active NPI 1881937142 Individual Practitioner Male Practitioner

Dr. Jonathan Geechun Ma , MD

Anesthesiology • Modesto, CA

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Jonathan Ma, MD is a certified Anesthesiology practicing in Modesto, CA. With approximately 13 years of clinical experience since graduating from Tulane University School Of Medicine in 2013, Dr. Ma delivers high-quality medical care to the local community at 600 COFFEE RD.

Dr. Ma is affiliated with Sutter Valley Medical Foundation and accepts Medicare assignment.

Frequently performed procedures and clinical services include anesthesia for procedure on esophagus, stomach, and/or upper small bowel using an endoscope, anesthesia for exam of colon using an endoscope, new patient outpatient office visit. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

600 Coffee Rd

Modesto, CA 953554201

Telephone 2095241211

Associated Practice Facility / Clinic

🏢 Sutter Gould Medical Foundation Facility NPI 1285886515

Medicare Profile & Education

Medical School

Tulane University School Of Medicine

Graduation Year

2013

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Anesthesiology in Modesto, CA

Established Specialist (10-20 Yrs)

Practitioner Clinical Experience

13 Yrs -15.0 yrs vs City Avg

City Avg: 28.0 Yrs

State Avg: 27.4 Yrs

Regional Practice Density

80 Specialists

Practicing in Modesto, CA (7879 Statewide)

Telehealth Adoption Rate

1.2% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

85.6% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Ma (13 Years) 13 Yrs

Modesto Specialty Average (28.0 Years) 28.0 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
00731 Anesthesia for procedure on esophagus, stomach, and/or upper small bowel using an endoscope	57	56	$1164.21	$143.02
00812 Anesthesia for exam of colon using an endoscope	56	56	$1042.50	$115.35
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	28	28	$542.00	$131.87
00813 Anesthesia for procedure on small and large bowel using an endoscope	26	26	$1303.08	$169.72
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	20	19	$357.00	$96.25
00790 Anesthesia for procedure in upper abdomen including use of an endoscope	19	18	$2321.05	$308.26
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	14	14	$479.00	$142.90
64488 Injections of local anesthetic for pain control and abdominal wall analgesia on both sides	14	14	$662.00	$66.32
00142 Anesthesia for lens surgery	14	13	$990.00	$126.59
00811 Anesthesia for procedure on large bowel using an endoscope	12	12	$1085.00	$136.39
64447 Injection of anesthetic agent and/or steroid into thigh nerve (femoral nerve)	11	11	$542.00	$60.57
64448 Continuous infusion of anesthetic agent and/or steroid into thigh nerve (femoral nerve) through catheter	11	11	$295.00	$69.44
00840 Anesthesia for procedure in lower abdominal cavity including use of an endoscope	11	11	$2201.82	$298.55

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
00731 Anesthesia for procedure on esophagus, stomach, and/or upper small bowel using an endoscope	56	56	$1210.00	$158.03
00812 Anesthesia for exam of colon using an endoscope	34	34	$1025.29	$118.07
00790 Anesthesia for procedure in upper abdomen including use of an endoscope	23	23	$2355.65	$332.61
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	23	23	$344.00	$83.73
00813 Anesthesia for procedure on small and large bowel using an endoscope	21	21	$1393.33	$182.24
00811 Anesthesia for procedure on large bowel using an endoscope	20	20	$1148.00	$147.31
64488 Injections of local anesthetic for pain control and abdominal wall analgesia on both sides	19	18	$630.00	$68.85
36620 Insertion of artery tube for blood sampling or infusion through skin	16	16	$228.00	$44.35
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	15	15	$343.00	$99.40
76942 Ultrasonic guidance imaging supervision and interpretation for insertion of needle	13	12	$184.00	$30.98
01402 Anesthesia for procedure for total knee joint replacement	11	11	$2469.09	$363.37
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	11	11	$521.00	$135.38

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
00731 Anesthesia for procedure on esophagus, stomach, and/or upper small bowel using an endoscope	56	55	$1177.50	$156.47
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	37	37	$334.00	$85.05
99213 Established patient office or other outpatient visit, typically 15 minutes	35	35	$227.00	$67.95
76942 Ultrasonic guidance imaging supervision and interpretation for insertion of needle	31	31	$178.00	$31.62
00813 Anesthesia for procedure on small and large bowel using an endoscope	22	22	$1304.55	$179.12
00811 Anesthesia for procedure on large bowel using an endoscope	22	22	$1056.36	$136.05
00790 Anesthesia for procedure in upper abdomen including use of an endoscope	19	18	$2556.84	$368.94
00142 Anesthesia for lens surgery	19	19	$972.63	$132.61
64488 Injections of local anesthetic for pain control and abdominal wall analgesia on both sides	16	16	$618.00	$69.98
64447 Injection of anesthetic agent and/or steroid into thigh nerve (femoral nerve)	12	12	$506.00	$51.63

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
00731 Anesthesia for procedure on esophagus, stomach, and/or upper small bowel using an endoscope	54	51	$1223.70	$157.67
76942 Ultrasonic guidance imaging supervision and interpretation for insertion of needle	34	34	$162.00	$32.20
00811 Anesthesia for procedure on large bowel using an endoscope	29	28	$1139.31	$147.46
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	26	26	$324.00	$83.40
00790 Anesthesia for procedure in upper abdomen including use of an endoscope	23	23	$2586.96	$378.00
99213 Established patient office or other outpatient visit, typically 15 minutes	18	17	$220.00	$69.74
00813 Anesthesia for procedure on small and large bowel using an endoscope	15	15	$1390.67	$189.77
00142 Anesthesia for lens surgery	15	13	$1008.00	$143.22
64488 Injections of local anesthetic for pain control and abdominal wall analgesia on both sides	14	14	$618.00	$71.48

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
00731 Anesthesia for procedure on esophagus, stomach, and/or upper small bowel using an endoscope	37	36	$1191.89	$157.59
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	21	21	$310.00	$77.86
00811 Anesthesia for procedure on large bowel using an endoscope	20	20	$1078.00	$146.39
00142 Anesthesia for lens surgery	19	19	$1009.47	$134.96
00813 Anesthesia for procedure on small and large bowel using an endoscope	17	17	$1358.82	$185.94
76942 Ultrasonic guidance imaging supervision and interpretation for insertion of needle	16	16	$157.00	$33.46
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	15	15	$309.00	$82.25
00790 Anesthesia for procedure in upper abdomen including use of an endoscope	13	12	$2681.54	$399.09

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
36620 Insertion of artery tube for blood sampling or infusion through skin	38	38	$184.47	$46.06
00731 Anesthesia for procedure on esophagus, stomach, and/or upper small bowel using an endoscope	34	34	$1214.71	$155.48
99213 Established patient office or other outpatient visit, typically 15 minutes	30	30	$207.60	$52.49
00811 Anesthesia for procedure on large bowel using an endoscope	25	25	$1075.20	$140.68
00142 Anesthesia for lens surgery	22	22	$1018.18	$140.77
99202 New patient office or other outpatient visit, typically 20 minutes	21	21	$216.00	$51.99
64447 Injection of anesthetic agent and/or steroid into thigh nerve (femoral nerve)	21	21	$457.72	$65.44
00790 Anesthesia for procedure in upper abdomen including use of an endoscope	17	17	$2767.06	$399.67
64415 Injection of anesthetic agent, brachial (arm) nerve bundle	15	15	$458.27	$64.96
01402 Anesthesia for procedure for total knee joint replacement	15	15	$2482.67	$377.88
36556 Insertion of non-tunneled central venous tube for infusion (5 years or older)	13	13	$905.15	$87.62
00813 Anesthesia for procedure on small and large bowel using an endoscope	11	11	$1272.73	$180.73

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
36620 Insertion of artery tube for blood sampling or infusion through skin	40	40	$180.18	$44.95
00142 Anesthesia for lens surgery	32	32	$888.25	$126.48
99213 Established patient office or other outpatient visit, typically 15 minutes	31	29	$201.74	$52.12
00731 Anesthesia for procedure on esophagus, stomach, and/or upper small bowel using an endoscope	28	28	$1151.14	$159.70
93313 Insertion of probe in esophagus for heart ultrasound	19	19	$119.00	$11.69
36556 Insertion of non-tunneled central venous tube for infusion (5 years or older)	19	19	$891.58	$100.31
93503 Insertion of tube in pulmonary artery for monitoring	15	15	$460.00	$106.84
64415 Injection of anesthetic agent, brachial (arm) nerve bundle	12	12	$527.67	$66.13
00811 Anesthesia for procedure on large bowel using an endoscope	12	12	$1156.00	$157.28
99202 New patient office or other outpatient visit, typically 20 minutes	12	12	$207.00	$51.39
00567 Anesthesia for heart artery bypass grafting on heart-lung machine	12	12	$6958.67	$1073.67
64447 Injection of anesthetic agent and/or steroid into thigh nerve (femoral nerve)	11	11	$616.09	$64.55
00790 Anesthesia for procedure in upper abdomen including use of an endoscope	11	11	$2287.27	$336.18

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
00740 Anesthesia for procedure on gastrointestinal tract using an endoscope	16	16	$1197.00	$167.45
36620 Insertion of artery tube for blood sampling or infusion through skin	13	13	$187.00	$52.12

Medical Specialties & State Licenses

Anesthesiology Primary Specialty

NUCC Taxonomy Code: 207L00000X

State License CA A147253

An anesthesiologist is trained to provide pain relief and maintenance, or restoration, of a stable condition during and immediately following an operation or an obstetric or diagnostic procedure. The anesthesiologist assesses the risk of the patient undergoing surgery and optimizes the patient's condition prior to, during and after surgery. In addition to these management responsibilities, the anesthesiologist provides medical management and consultation in pain management and critical care medicine. Anesthesiologists diagnose and treat acute, long-standing and cancer pain problems; diagnose and treat patients with critical illnesses or severe injuries; direct resuscitation in the care of patients with cardiac or respiratory emergencies, including the need for artificial ventilation; and supervise post-anesthesia recovery.

Hospital & Practice Group Affiliations

Sutter Valley Medical Foundation

1700 Coffee Rd, Modesto, CA 953552803

Phone: 2095264500

Sutter Valley Medical Foundation

600 Coffee Rd, Modesto, CA 953554201

Phone: 2095241211

Sutter Valley Medical Foundation

2800 L St, Sacramento, CA 958165616

Secondary Practice Locations

4530 Constance St

New Orleans, LA 701151528

Phone: 9253608888

Practice Associates & Co-Workers

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

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Doctor of Medicine (M.D.)

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Anesthesiology

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Doctor of Medicine (M.D.)

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Doctor of Medicine (M.D.)

Dr. David Betz , MD

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NPI 1023074820

Doctor of Medicine (M.D.)

Career & Practice History Timeline

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

14 Historical Events

✅

NPI Profile Active August 17, 2017

NPI status registered as active in NPPES database

📍

Updated Practice Location August 17, 2017

Registered at 600 COFFEE RD, MODESTO, CA 953554201 (Tel: 2095241211)

📍

Updated Business Mailing Address August 17, 2017

Registered at 600 COFFEE RD, MODESTO, CA 953554201 (Tel: 2095216097)

👤

Provider Name / Credentials Updated August 17, 2017

Recorded as JONATHAN MA, M.D.

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) August 17, 2017

Anesthesiology (License #A147253 in CA)

📍

Updated Practice Location August 08, 2017

Registered at 600 COFFEE RD, MODESTO, CA 953554201 (Tel: 2095241211)

📍

Updated Business Mailing Address August 08, 2017

Registered at 600 COFFEE RD, MODESTO, CA 953554201 (Tel: (209) 521-6097)

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) August 08, 2017

Anesthesiology (License #A147253 in CA)

✅

NPI Profile Active April 04, 2013

NPI status registered as active in NPPES database

📍

Updated Practice Location April 04, 2013

Registered at 4530 CONSTANCE ST, NEW ORLEANS, LA 701151528 (Tel: 9253608888)

📍

Updated Business Mailing Address April 04, 2013

Registered at 4530 CONSTANCE ST, NEW ORLEANS, LA 701151528 (Tel: 9253608888)

👤

Provider Name / Credentials Updated April 04, 2013

Recorded as JONATHAN MA, M.D.

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) April 04, 2013

Student in an Organized Health Care Education/Training Program

🟢

Initial NPI Registration & Enumeration April 04, 2013

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

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NPI Administrative Meta

NPI Number: 1881937142

Entity Type:

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

Enumeration Date: April 04, 2013

Last Update: March 17, 2018

Sole Proprietor: No

Update or Correct Profile

Mailing Address

600 Coffee Rd

Modesto, CA 953554201

Phone: 2095216097

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.