Dr. Melissa Frederick, MD - Internal Medicine in Millbrae, CA

Professional Overview & Biography Verified Profile Summary

Dr. Melissa Frederick, MD is a certified Internal Medicine practicing in Millbrae, CA. With approximately 22 years of clinical experience since graduating from Medical College Of Ohio in 2004, Dr. Frederick delivers high-quality medical care to the local community at 423 BROADWAY.

Dr. Frederick is affiliated with Acn Medical Group Inc and accepts Medicare assignment.

Frequently performed procedures and clinical services include subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least, subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least, initial nursing facility visit. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

423 Broadway
Suite 604

Millbrae, CA 940301905

Telephone 6507329721

Associated Practice Facility / Clinic

🏢 Acn Medical Group Inc Facility NPI 1154747020

Medicare Profile & Education

Medical School

Medical College Of Ohio

Graduation Year

2004

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Internal Medicine in Millbrae, CA

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

22 Yrs -4.0 yrs vs City Avg

City Avg: 26.0 Yrs

State Avg: 26.6 Yrs

Regional Practice Density

4 Specialists

Practicing in Millbrae, CA (18502 Statewide)

Telehealth Adoption Rate

25.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

26.2% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Frederick (22 Years) 22 Yrs

Millbrae Specialty Average (26.0 Years) 26.0 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
99308 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 15 minutes	1,086	183	$121.00	$86.65
99309 Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes	1,060	219	$159.00	$125.02
99306 Initial nursing facility visit, typically 45 minutes per day	248	194	$288.00	$207.72
99497 Advance care planning, first 30 minutes	57	53	$100.00	$85.12
99305 Initial nursing facility care with moderate level of medical decision making, per day, if using time, at least 35 minutes	46	40	$228.00	$152.67
99310 Subsequent nursing facility care with high level of medical decision making, per day, if using time, at least 45 minutes	16	14	$235.00	$177.02

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99309 Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes	996	237	$159.00	$126.07
99308 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 15 minutes	827	164	$121.00	$87.92
99306 Initial nursing facility visit, typically 45 minutes per day	293	230	$287.67	$212.37
99497 Advance care planning, first 30 minutes	111	95	$100.00	$87.14
99305 Initial nursing facility care with moderate level of medical decision making, per day, if using time, at least 35 minutes	45	37	$228.00	$155.80
99316 Nursing facility discharge management, more than 30 minutes	27	27	$182.00	$152.84
99310 Subsequent nursing facility care with high level of medical decision making, per day, if using time, at least 45 minutes	18	15	$235.00	$180.31

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99309 Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes	687	211	$159.00	$106.91
99308 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 15 minutes	534	116	$121.00	$80.51
99306 Initial nursing facility visit, typically 45 minutes per day	279	227	$288.00	$191.10
99310 Subsequent nursing facility care with high level of medical decision making, per day, if using time, at least 45 minutes	35	28	$235.00	$156.94
99316 Nursing facility discharge management, more than 30 minutes	30	30	$182.00	$120.65
99305 Initial nursing facility care with moderate level of medical decision making, per day, if using time, at least 35 minutes	18	18	$228.00	$149.92

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99308 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 15 minutes	678	160	$121.00	$81.46
99309 Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes	674	284	$159.00	$108.25
99306 Initial nursing facility visit, typically 45 minutes per day	400	339	$287.76	$195.01
99305 Initial nursing facility care with moderate level of medical decision making, per day, if using time, at least 35 minutes	55	47	$228.00	$152.41
99497 Advance care planning, first 30 minutes	18	11	$100.00	$91.35

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99309 Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes	1,264	338	$159.00	$107.60
99306 Initial nursing facility visit, typically 45 minutes per day	497	409	$287.22	$194.89
99308 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 15 minutes	440	105	$121.00	$81.18
99305 Initial nursing facility care with moderate level of medical decision making, per day, if using time, at least 35 minutes	46	39	$228.00	$152.30
99497 Advance care planning, first 30 minutes	22	15	$100.00	$91.41

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99309 Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes	1,392	256	$159.00	$106.14
99308 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 15 minutes	382	69	$121.00	$79.95
99306 Initial nursing facility visit, typically 45 minutes per day	368	307	$288.00	$191.61
99316 Nursing facility discharge management, more than 30 minutes	37	37	$182.00	$121.61
99305 Initial nursing facility care with moderate level of medical decision making, per day, if using time, at least 35 minutes	16	14	$228.00	$149.47
99310 Subsequent nursing facility care with high level of medical decision making, per day, if using time, at least 45 minutes	16	13	$235.00	$156.73
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	13	13	$97.00	$63.66

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99309 Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes	1,306	255	$159.00	$102.25
99308 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 15 minutes	867	176	$121.00	$77.63
99306 Initial nursing facility visit, typically 45 minutes per day	496	384	$288.00	$184.51
99316 Nursing facility discharge management, more than 30 minutes	62	61	$182.00	$117.24
99310 Subsequent nursing facility care with high level of medical decision making, per day, if using time, at least 45 minutes	23	20	$235.00	$151.76
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	21	21	$97.00	$61.89
99305 Initial nursing facility care with moderate level of medical decision making, per day, if using time, at least 35 minutes	16	14	$228.00	$144.40

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99309 Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes	2,552	338	$159.00	$105.20
99308 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 15 minutes	1,436	272	$121.00	$79.44
99306 Initial nursing facility visit, typically 45 minutes per day	408	313	$288.00	$189.59
99310 Subsequent nursing facility care with high level of medical decision making, per day, if using time, at least 45 minutes	226	98	$235.00	$155.82
99316 Nursing facility discharge management, more than 30 minutes	158	149	$182.00	$120.38

Medical Specialties & State Licenses

Internal Medicine Primary Specialty

NUCC Taxonomy Code: 207R00000X

State License CA A116626

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.

Internal Medicine

NUCC Taxonomy Code: 207R00000X

State License MI 4301084237

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

Acn Medical Group Inc

206 Loyola Dr, Millbrae, CA 940302930

Phone: 5103064721

Practice Associates & Co-Workers

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

1 Associated Practitioners

Dr. Andrew Ng , MD

Internal Medicine

NPI 1871716910

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 February 21, 2015

NPI status registered as active in NPPES database

📍

Updated Practice Location February 21, 2015

Registered at 423 BROADWAY, SUITE 604, MILLBRAE, CA 940301905 (Tel: 6507329721)

📍

Updated Business Mailing Address February 21, 2015

Registered at 423 BROADWAY STE 604, MILLBRAE, CA 940301905 (Tel: 6507329721)

👤

Provider Name / Credentials Updated February 21, 2015

Recorded as MELISSA FREDERICK, M.D.

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) February 21, 2015

Internal Medicine (License #A116626 in CA)

🟢

Initial NPI Registration & Enumeration March 29, 2007

First registered as active Individual Practitioner in NPPES Database.

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Dr. Melissa Ann Frederick , MD