Doctor profile · Federal record

Dr. Mary Mays, FNP

Family Nurse Practitioner (CMS: Nurse Practitioner) · San Francisco, CA

  • NPI 1386791416
  • Accepts Medicare
  • MIPS 85.3 / 100 · 2023
  • 34 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
50 Lech Walesa, Tom Waddell Health Center
San Francisco, CA 941024506
(415) 355-7493
Mailing address
1379 45Th Ave
San Francisco, CA 941221108

Credentials & registration

NPPES · NUCC
NPI registered
January 2007 — 19 yrs on file
Profile last updated
July 8, 2007
Year of graduation
1992 — 34 yrs since
Specialty taxonomy
363LF0000X — NUCC code
State license (1)
California #333777

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1386791416. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
19
Distinct HCPCS
1
Medicare allowed
$2,472
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 19 15 $130

In context: peer comparison

Among 77 peers in San Francisco Family Nurse Practitioner, average services per provider: 64. This provider delivers 0.3× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$4,029
Transactions
31
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Abbvie INC. 31 $4,029.33

By nature of payment

Travel and Lodging
$3,068
Food and Beverage
$961

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
395
Patients
24
Total drug cost
$25,628
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 47 12 $848
Metformin Hcl Generic 42 12 $799
Pantoprazole Sodium Generic 38 0 $758
Metoprolol Succinate Generic 33 0 $736
Gabapentin Generic 32 0 $1,113
Amlodipine Besylate Generic 29 0 $198
Benazepril Hcl Generic 29 0 $452
Naltrexone Hcl Generic 26 0 $1,161
Pioglitazone Hcl Generic 22 0 $1,700
Famotidine Generic 18 0 $722

Frequently asked questions

Auto-generated from federal data
What is Dr. Mary Mays's medical specialty?
Dr. Mary Mays practices Family Nurse Practitioner in San Francisco, CA.
Where does Dr. Mary Mays practice?
Dr. Mary Mays practices at 50 Lech Walesa, San Francisco, CA 941024506. Office phone: 4153557493.
What is Dr. Mary Mays's NPI?
Dr. Mary Mays's National Provider Identifier (NPI) is 1386791416, issued by NPPES.
Does Dr. Mary Mays accept Medicare assignment?
Yes. Dr. Mary Mays accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mary Mays commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.