Doctor profile · Federal record

Dr. Nancy Serpa, MD

Family Medicine Physician (CMS: Family Practice) · Fremont, CA

  • NPI 1649361353
  • Accepts Medicare
  • 24 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
3200 Kearney St
Fremont, CA 945382299
(510) 490-1222
Mailing address
325 Distel Cir
Los Altos, CA 940221408

Credentials & registration

NPPES · NUCC
NPI registered
September 2006 — 20 yrs on file
Profile last updated
May 20, 2020
Year of graduation
2002 — 24 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
California #A84445

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1649361353. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
416
Distinct HCPCS
8
Medicare allowed
$60,726
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 174 96 $150
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 84 84 $157
99213 Established patient office or other outpatient visit, 20-29 minutes 58 50 $109
99215 Established patient office or other outpatient visit, 40-54 minutes 49 21 $213
G0008 Administration of influenza virus vaccine 15 15 $37
90694 Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage 14 14 $76
90671 Pneumococcal conjugate vaccine, 15 valent (pcv15), for intramuscular use 11 11 $241
G0009 Administration of pneumococcal vaccine 11 11 $35

In context: peer comparison

Among 26 peers in Fremont Family Medicine Physician, average services per provider: 126. This provider delivers 3.3× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,331
Patients
378
Total drug cost
$25,618
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 194 61 $3,530
Levothyroxine Sodium Generic 123 33 $2,075
Pantoprazole Sodium Generic 106 31 $2,445
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 100 16 $2,831
Lisinopril Generic 98 30 $758
Amlodipine Besylate Generic 93 27 $1,266
Losartan Potassium Generic 88 26 $1,620
Metformin Hcl Generic 86 29 $943
Famotidine Generic 78 24 $1,710
Gabapentin Generic 77 24 $3,115

Frequently asked questions

Auto-generated from federal data
What is Dr. Nancy Serpa's medical specialty?
Dr. Nancy Serpa practices Family Medicine Physician in Fremont, CA.
Where does Dr. Nancy Serpa practice?
Dr. Nancy Serpa practices at 3200 Kearney St, Fremont, CA 945382299. Office phone: 5104901222.
What is Dr. Nancy Serpa's NPI?
Dr. Nancy Serpa's National Provider Identifier (NPI) is 1649361353, issued by NPPES.
Does Dr. Nancy Serpa accept Medicare assignment?
Yes. Dr. Nancy Serpa accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Nancy Serpa commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.