Doctor profile · Federal record
Dr. John Llewelyn, MD
Obstetrics & Gynecology Physician (CMS: Obstetrics/Gynecology) · Saginaw, MI
- NPI 1326497066
- Accepts Medicare
- 10 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 4 locations .
- Primary practice
-
1000 Houghton Ave
Saginaw, MI 486025303
(989) 746-7500 - Additional location
-
117 S Main St Ste A
Freeland, MI 486238935
(989) 753-8453 - Additional location
-
926 N Michigan Ave
Saginaw, MI 486024369
(989) 753-8453
fax (989) 753-3519 - Additional location
-
975 N Main St Ste L
Frankenmuth, MI 487341104
(989) 753-8453
Show 1 more location
Credentials & registration
- NPI registered
- June 2016 — 10 yrs on file
- Profile last updated
- January 9, 2026
- Year of graduation
- 2016 — 10 yrs since
- Specialty taxonomy
- 207V00000X — NUCC code
- State license (1)
- Michigan #4301506644
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1326497066. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
51
Distinct HCPCS
2
Medicare allowed
$3,799
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 39 | 23 | $86 | |
G0101 |
Cervical or vaginal cancer screening; pelvic and clinical breast examination | 12 | 12 | $37 |
In context: peer comparison
Among 7 peers in this city , average services per provider: 29. This provider delivers 1.8× the peer median.Open Payments
Industry payments received
All-time total
$33
Transactions
2
Manufacturers
2
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| ABBVIE INC. | 1 | $16.74 | |
| PFIZER INC. | 1 | $16.03 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
45
Patients
11
Total drug cost
$920
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Estradiol | Generic | 17 | 11 | $520 |
| Fluconazole | Generic | 15 | 0 | $61 |
| Medroxyprogesterone Acetate | Generic | 13 | 0 | $339 |
Frequently asked questions
What is Dr. John Llewelyn's medical specialty?
Dr. John Llewelyn practices Obstetrics & Gynecology Physician in Saginaw, MI.
Where does Dr. John Llewelyn practice?
Dr. John Llewelyn practices at 1000 Houghton Ave, Saginaw, MI 486025303. Office phone: 9897467500.
What is Dr. John Llewelyn's NPI?
Dr. John Llewelyn's National Provider Identifier (NPI) is 1326497066, issued by NPPES.
Does Dr. John Llewelyn accept Medicare assignment?
Yes. Dr. John Llewelyn accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Llewelyn commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Cervical or vaginal cancer screening; pelvic and clinical breast examination (HCPCS G0101). Source: CMS Medicare Physician & Other Practitioners file.