Doctor profile · Federal record

Dr. Thelma Marin, M.D.

Family Medicine Physician (CMS: Family Practice) · Woodridge, IL

  • NPI 1588621601
  • Accepts Medicare
  • 37 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
7530 Woodward Ave, Suite A
Woodridge, IL 605173100
(630) 910-1177
fax (630) 910-4157

Credentials & registration

NPPES · NUCC
NPI registered
May 2006 — 20 yrs on file
Profile last updated
December 30, 2021
Year of graduation
1989 — 37 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
Illinois #036089513

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1588621601. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
528
Distinct HCPCS
10
Medicare allowed
$34,053
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 105 62 $130
99213 Established patient office or other outpatient visit, 20-29 minutes 91 63 $90
36415 Insertion of needle into vein for collection of blood sample 55 35 $8
83036 Hemoglobin a1c level 44 29 $10
99497 Advance care planning, first 30 minutes 44 44 $64
87428 Detection test by immunoassay technique for severe acute respiratory syndrome coronavirus and influenza 32 28 $29
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 32 32 $133
87880 Detection test by immunoassay with direct visual observation for streptococcus, group a (strep) 29 27 $16
G0444 Annual depression screening, 5 to 15 minutes 28 28 $19
G0328 Colorectal cancer screening; fecal occult blood test, immunoassay, 1-3 simultaneous 22 22 $18

In context: peer comparison

Among 6 peers in Woodridge Family Medicine Physician, average services per provider: 65. This provider delivers 8.1× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$251
Transactions
12
Manufacturers
9
Payer (manufacturer) Industry Txns Amount
Pfizer INC. 3 $61.95
Janssen Pharmaceuticals, INC 2 $32.30
Biotronik Nro, INC. 1 $26.30
Abbvie INC. 1 $25.25
Lilly USA, LLC 1 $23.50
Bayer Healthcare Pharmaceuticals INC. 1 $22.93
Hologic Sales and Service, LLC 1 $21.08
Novo Nordisk INC 1 $20.00
AstraZeneca Pharmaceuticals Lp 1 $17.87

By nature of payment

Food and Beverage
$251

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
776
Patients
357
Total drug cost
$12,168
Drug Type Claims Patients Total cost
Amlodipine Besylate Generic 129 58 $1,394
Atorvastatin Calcium Generic 127 61 $2,020
Losartan Potassium Generic 73 32 $1,402
Levothyroxine Sodium Generic 69 27 $1,165
Metformin Hcl Generic 65 29 $867
Lisinopril Generic 39 20 $441
Omeprazole Generic 35 19 $864
Rosuvastatin Calcium Generic 35 19 $981
Gabapentin Generic 34 20 $566
Metformin Hcl ER (Metformin Hcl) Brand 31 17 $492

Frequently asked questions

Auto-generated from federal data
What is Dr. Thelma Marin's medical specialty?
Dr. Thelma Marin practices Family Medicine Physician in Woodridge, IL.
Where does Dr. Thelma Marin practice?
Dr. Thelma Marin practices at 7530 Woodward Ave, Woodridge, IL 605173100. Office phone: 6309101177.
What is Dr. Thelma Marin's NPI?
Dr. Thelma Marin's National Provider Identifier (NPI) is 1588621601, issued by NPPES.
Does Dr. Thelma Marin accept Medicare assignment?
Yes. Dr. Thelma Marin accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Thelma Marin commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213); Insertion of needle into vein for collection of blood sample (HCPCS 36415). Source: CMS Medicare Physician & Other Practitioners file.