Doctor profile · Federal record

Dr. Mary Ann Domingo, M.D.

Rheumatology Physician (CMS: Rheumatology) · Granger, IN

  • NPI 1053396127
  • Accepts Medicare
  • 32 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
6901 N Main St Ste 102
Granger, IN 465308022
(574) 647-4500
fax (574) 647-6354
Additional location
3220 Beacon Pkwy
Granger, IN 465307196
(574) 999-8788
Mailing address
3245 Health Dr Ste 100
Granger, IN 465301380

Credentials & registration

NPPES · NUCC
NPI registered
December 2005 — 21 yrs on file
Profile last updated
August 7, 2025
Year of graduation
1994 — 32 yrs since
Specialty taxonomy
207RR0500X — NUCC code
State license (1)
Indiana #01061323A
Medicaid
IN #200537970

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1053396127. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
141,123
Distinct HCPCS
10
Medicare allowed
$1,756,598
HCPCS Description Services Patients Avg allowed
J3262 Injection, tocilizumab, 1 mg 67,898 28 $6
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) 37,000 12 $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) 13,775 36 $42
J1602 Injection, golimumab, 1 mg, for intravenous use 8,341 15 $13
J0897 Injection, denosumab, 1 mg 6,660 73 $23
J1745 Injection, infliximab, excludes biosimilar, 10 mg 5,060 21 $33
99214 Established patient office or other outpatient visit, 30-39 minutes 709 336 $116
96365 Infusion into a vein for therapy, prevention, or diagnosis, 1 hour or less 391 119 $58
99213 Established patient office or other outpatient visit, 20-29 minutes 270 216 $84
J3489 Injection, zoledronic acid, 1 mg 265 53 $9

In context: peer comparison

Among 2 peers in Granger Rheumatology Physician, average services per provider: 8,047. This provider delivers 18× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$771
Transactions
34
Manufacturers
14
Payer (manufacturer) Industry Txns Amount
Abbvie INC. 12 $203.03
Pfizer INC. 2 $139.97
Novartis Pharmaceuticals Corporation 5 $110.32
Ucb, INC. 3 $71.88
Amgen INC. 3 $59.29
Genzyme Corporation 1 $29.98
Lilly USA, LLC 1 $26.08
Janssen Biotech, INC. 1 $25.19
Genentech USA, INC. 1 $21.68
AstraZeneca Pharmaceuticals Lp 1 $18.94
Radius Health, INC. 1 $17.78
E.R. Squibb & Sons, L.L.C. 1 $16.70
Sandoz INC. 1 $16.09
GlaxoSmithKline, LLC. 1 $14.20

By nature of payment

Food and Beverage
$771

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
3,730
Patients
1,050
Total drug cost
$129,388
Drug Type Claims Patients Total cost
Methotrexate (Methotrexate Sodium) Brand 684 200 $28,946
Prednisone Generic 603 215 $6,373
Hydroxychloroquine Sulfate Generic 511 159 $39,178
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 347 52 $8,310
Gabapentin Generic 295 73 $4,422
Alendronate Sodium Generic 249 79 $2,930
Tramadol Hcl Generic 212 53 $1,750
Leflunomide Generic 167 49 $18,243
Folic Acid Generic 133 43 $840
Pregabalin Generic 102 17 $2,822

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Mary Ann Domingo's medical specialty?
Dr. Mary Ann Domingo practices Rheumatology Physician in Granger, IN.
Where does Dr. Mary Ann Domingo practice?
Dr. Mary Ann Domingo practices at 6901 N Main St Ste 102, Granger, IN 465308022. Office phone: 5746474500.
What is Dr. Mary Ann Domingo's NPI?
Dr. Mary Ann Domingo's National Provider Identifier (NPI) is 1053396127, issued by NPPES.
Does Dr. Mary Ann Domingo accept Medicare assignment?
Yes. Dr. Mary Ann Domingo accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mary Ann Domingo commonly perform?
Top Medicare-reported procedures in 2023: Injection, tocilizumab, 1 mg (HCPCS J3262); 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). Source: CMS Medicare Physician & Other Practitioners file.