Doctor profile · Federal record

Dr. Ammara Gill, MD

Hematology & Oncology Physician (CMS: Hematology/Oncology) · Internal Medicine Physician · Walnut Creek, CA

  • NPI 1447482096
  • Accepts Medicare
  • MIPS 83.9 / 100 · 2023
  • 24 yrs in practice
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
177 la Casa Via Ste 390
Walnut Creek, CA 945986101
(925) 692-5610
Additional location
400 Taylor Blvd Ste 202
Pleasant Hill, CA 945232163
(925) 677-5041
Additional location
619 5Th St
Marysville, CA 959015647
(530) 749-4400
fax (916) 454-1287
Mailing address
1450 Treat Blvd # 300
Walnut Creek, CA 945972168

Credentials & registration

NPPES · NUCC
NPI registered
August 2009 — 17 yrs on file
Profile last updated
April 17, 2025
Year of graduation
2002 — 24 yrs since
Specialty taxonomy
207RH0003X — NUCC code
State licenses (2)
California #A154333 · Missouri #2012019220

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1447482096. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
149
Distinct HCPCS
3
Medicare allowed
$22,547
HCPCS Description Services Patients Avg allowed
99215 Established patient office or other outpatient visit, 40-54 minutes 89 35 $164
99214 Established patient office or other outpatient visit, 30-39 minutes 44 17 $112
99205 New patient office or other outpatient visit, 60-74 minutes 16 16 $190

In context: peer comparison

Among 6 peers in this city , average services per provider: 1,407. This provider delivers 0.1× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
153
Patients
12
Total drug cost
$21,515
Drug Type Claims Patients Total cost
Anastrozole Generic 26 0 $313
Eliquis (Apixaban) Brand 19 0 $12,735
Ondansetron Hcl Generic 19 12 $287
Letrozole Generic 17 0 $162
Sulfamethoxazole-Trimethoprim (Sulfamethoxazole/Trimethoprim) Brand 14 0 $34
Prochlorperazine Maleate Generic 13 0 $139
Xarelto (Rivaroxaban) Brand 12 0 $7,533
Dexamethasone Generic 11 0 $119
Hydrochlorothiazide Generic 11 0 $19
Prednisone Generic 11 0 $174

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Ammara Gill's medical specialty?
Dr. Ammara Gill practices Hematology & Oncology Physician in Walnut Creek, CA.
Where does Dr. Ammara Gill practice?
Dr. Ammara Gill practices at 177 la Casa Via Ste 390, Walnut Creek, CA 945986101. Office phone: 9256925610.
What is Dr. Ammara Gill's NPI?
Dr. Ammara Gill's National Provider Identifier (NPI) is 1447482096, issued by NPPES.
Does Dr. Ammara Gill accept Medicare assignment?
Yes. Dr. Ammara Gill accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ammara Gill commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99215); Established patient office or other outpatient visit (HCPCS 99214); New patient office or other outpatient visit (HCPCS 99205). Source: CMS Medicare Physician & Other Practitioners file.