Doctor profile · Federal record

Dr. Anupam Chahal, MD

Rheumatology Physician (CMS: Rheumatology) · Internal Medicine Physician · Internal Medicine Physician · Manteca, CA

  • NPI 1972780146
  • Accepts Medicare
  • MIPS 100.0 / 100 · 2023
  • 26 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
1079 Eucalyptus St, Suite A
Manteca, CA 953374317
(209) 284-4561
fax (209) 284-4562
Additional location
530 W Eaton Avenue, Ste C
Tracy, CA 953763454
Additional location
6600 Madison Avenue, Ste 2
Carmichael, CA 956080645

Credentials & registration

NPPES · NUCC
NPI registered
January 2008 — 18 yrs on file
Profile last updated
April 15, 2025
Year of graduation
2000 — 26 yrs since
Specialty taxonomy
207RR0500X — NUCC code
State licenses (2)
California #A121284 · Maryland #P22025

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1972780146. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
282,953
Distinct HCPCS
10
Medicare allowed
$3,264,327
HCPCS Description Services Patients Avg allowed
J0717 Injection, certolizumab pegol, 1 mg (code may be used for medicare when drug administered under the direct supervision of a physician, not for use when drug is self administered) 236,406 66 $5
J0129 Injection, abatacept, 10 mg (code may be used for medicare when drug administered under the direct supervision of a physician, not for use when drug is self administered) 40,225 68 $42
J0897 Injection, denosumab, 1 mg 1,920 19 $23
96401 Administration of non-hormonal anti-neoplastic chemotherapy under skin or into muscle 1,173 85 $78
99214 Established patient office or other outpatient visit, 30-39 minutes 764 324 $128
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg 726 96 $1
96413 Administration of chemotherapy into vein, 1 hour or less 722 93 $140
99213 Established patient office or other outpatient visit, 20-29 minutes 514 296 $90
96415 Administration of chemotherapy into vein, each additional hour 151 21 $30
20610 Aspiration and/or injection of fluid from large joint 104 63 $73

In context: peer comparison

Among 2 peers in this city , average services per provider: 16,647. This provider delivers 17× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$3,241
Transactions
148
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Amgen Inc. 45 $726.54
Janssen Biotech, Inc. 21 $646.35
Novartis Pharmaceuticals Corporation 11 $262.44
PFIZER INC. 12 $235.38
UCB, Inc. 13 $222.58
E.R. Squibb & Sons, L.L.C. 8 $166.83
ABBVIE INC. 7 $153.69
Fresenius Kabi USA, LLC 7 $148.55
Organon Llc 4 $108.74
Lilly USA, LLC 4 $99.74
GlaxoSmithKline, LLC. 5 $99.09
Boehringer Ingelheim Pharmaceuticals, Inc. 3 $73.55
Genentech USA, Inc. 3 $68.24
Aurinia Pharma U.S., Inc. 3 $63.36
AstraZeneca Pharmaceuticals LP 2 $44.09

By nature of payment

Food and Beverage
$3,241

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
3,245
Patients
956
Total drug cost
$367,646
Drug Type Claims Patients Total cost
Prednisone Generic 924 243 $9,451
Hydroxychloroquine Sulfate Generic 778 217 $51,475
Methotrexate (Methotrexate Sodium) Brand 493 141 $27,617
Gabapentin Generic 188 62 $4,133
Diclofenac Sodium Generic 171 81 $9,052
Celecoxib Generic 103 41 $9,562
Leflunomide Generic 95 29 $8,480
Sulfasalazine Generic 83 21 $2,720
Allopurinol Generic 72 21 $1,065
Meloxicam Generic 71 23 $1,091

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Anupam Chahal's medical specialty?
Dr. Anupam Chahal practices Rheumatology Physician in Manteca, CA.
Where does Dr. Anupam Chahal practice?
Dr. Anupam Chahal practices at 1079 Eucalyptus St, Manteca, CA 953374317. Office phone: 2092844561.
What is Dr. Anupam Chahal's NPI?
Dr. Anupam Chahal's National Provider Identifier (NPI) is 1972780146, issued by NPPES.
Does Dr. Anupam Chahal accept Medicare assignment?
Yes. Dr. Anupam Chahal accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Anupam Chahal commonly perform?
Top Medicare-reported procedures in 2023: Injection, certolizumab pegol, 1 mg (code may be used for medicare when drug administered under the direct supervision of a physician, not for use when drug is self administered) (HCPCS J0717); Injection, abatacept, 10 mg (code may be used for medicare when drug administered under the direct supervision of a physician, not for use when drug is self administered) (HCPCS J0129); Injection, denosumab, 1 mg (HCPCS J0897). Source: CMS Medicare Physician & Other Practitioners file.