Doctor profile · Federal record

Dr. Stephanie Flagg, M.D.

Rheumatology Physician (CMS: Rheumatology) · Bryn Mawr, PA

  • NPI 1780682815
  • Accepts Medicare
  • MIPS 95.8 / 100 · 2023
  • 28 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
825 Old Lancaster RD, Suite 320
Bryn Mawr, PA 190103231
(610) 527-3800
fax (610) 527-2854

Credentials & registration

NPPES · NUCC
NPI registered
July 2005 — 21 yrs on file
Profile last updated
April 5, 2017
Year of graduation
1998 — 28 yrs since
Specialty taxonomy
207RR0500X — NUCC code
State license (1)
Pennsylvania #MD073853L
Medicaid (2)
PA #0019746800003 · PA #0019746800001

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1780682815. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
112,166
Distinct HCPCS
10
Medicare allowed
$2,002,119
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) 48,400 16 $5
J1602 Injection, golimumab, 1 mg, for intravenous use 25,350 29 $13
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) 15,800 29 $42
J0897 Injection, denosumab, 1 mg 11,280 119 $23
J1745 Injection, infliximab, excludes biosimilar, 10 mg 8,480 30 $33
99214 Established patient office or other outpatient visit, 30-39 minutes 709 316 $131
96413 Administration of chemotherapy into vein, 1 hour or less 577 89 $138
96372 Injection of drug or substance under skin or into muscle 460 146 $15
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg 331 51 $1
J3489 Injection, zoledronic acid, 1 mg 245 49 $9

In context: peer comparison

Among 2 peers in Bryn Mawr Rheumatology Physician, average services per provider: 3,728. This provider delivers 30× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$2,092
Transactions
79
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Abbvie INC. 20 $314.84
Janssen Biotech, INC. 4 $183.63
AstraZeneca Pharmaceuticals Lp 4 $182.36
Amgen INC. 7 $170.60
Fresenius Kabi USA, LLC 10 $145.29
Genentech USA, INC. 5 $138.22
Lilly USA, LLC 5 $116.47
Novartis Pharmaceuticals Corporation 4 $111.67
Ucb, INC. 4 $110.00
Ani Pharmaceuticals, INC. 4 $87.06
Alexion Pharmaceuticals, INC. 2 $68.31
Organon LLC 3 $60.25
Sandoz INC. 3 $59.53
Radius Health, INC. 2 $55.33
Genzyme Corporation 2 $48.56

By nature of payment

Food and Beverage
$1,993
Education
$99

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,778
Patients
516
Total drug cost
$513,607
Drug Type Claims Patients Total cost
Hydroxychloroquine Sulfate Generic 400 111 $29,025
Methotrexate (Methotrexate Sodium) Brand 228 70 $9,730
Prednisone Generic 184 66 $2,234
Leflunomide Generic 174 58 $13,136
Duloxetine Hcl Generic 138 43 $4,629
Tramadol Hcl Generic 113 23 $648
Methylprednisolone Generic 95 53 $2,327
Alendronate Sodium Generic 83 29 $1,118
Oxycodone-Acetaminophen (Oxycodone Hcl/Acetaminophen) Brand 75 13 $3,907
Gabapentin Generic 70 19 $1,908

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Stephanie Flagg's medical specialty?
Dr. Stephanie Flagg practices Rheumatology Physician in Bryn Mawr, PA.
Where does Dr. Stephanie Flagg practice?
Dr. Stephanie Flagg practices at 825 Old Lancaster RD, Bryn Mawr, PA 190103231. Office phone: 6105273800.
What is Dr. Stephanie Flagg's NPI?
Dr. Stephanie Flagg's National Provider Identifier (NPI) is 1780682815, issued by NPPES.
Does Dr. Stephanie Flagg accept Medicare assignment?
Yes. Dr. Stephanie Flagg accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Stephanie Flagg 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, golimumab, 1 mg, for intravenous use (HCPCS J1602); 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.