Doctor profile · Federal record
Dr. Joanna Spencer-Segal, MD
Endocrinology, Diabetes & Metabolism Physician (CMS: Endocrinology) · Internal Medicine Physician · Student in an Organized Health Care Education/Training Program · Ann Arbor, MI
- NPI 1609161611
- Accepts Medicare
- 15 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
1500 East Medical Center Dr, 3Rd Floor MED Inn Rm C333
Ann Arbor, MI 481095832
(734) 763-9812 - Mailing address
-
3621 South State Street, 700 Kms Place
Ann Arbor, MI 48108
Credentials & registration
- NPI registered
- June 2011 — 15 yrs on file
- Profile last updated
- January 24, 2017
- Year of graduation
- 2011 — 15 yrs since
- Specialty taxonomy
- 207RE0101X — NUCC code
- State license (1)
- Michigan #4301098891
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1609161611. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
41
Distinct HCPCS
2
Medicare allowed
$4,051
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 28 | 26 | $99 | |
99443 |
Telephone medical discussion with physician, 21-30 minutes | 13 | 13 | $98 |
In context: peer comparison
Among 14 peers in this city , average services per provider: 43. This provider delivers 1.0× the peer median.Open Payments
Industry payments received
All-time total
$4,505
Transactions
6
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Corcept Therapeutics | 6 | $4,504.50 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
669
Patients
141
Total drug cost
$2,733,545
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Hydrocortisone | Generic | 221 | 54 | $11,972 |
| Levothyroxine Sodium | Generic | 197 | 60 | $4,348 |
| Cabergoline | Generic | 52 | 16 | $9,543 |
| Somatuline Depot (Lanreotide Acetate) | Brand | 31 | 0 | $275,762 |
| Testosterone Cypionate | Generic | 28 | 0 | $1,218 |
| Testosterone | Generic | 26 | 11 | $10,247 |
| Isturisa (Osilodrostat Phosphate) | Brand | 25 | 0 | $1,813,184 |
| Desmopressin Acetate | Generic | 22 | 0 | $5,342 |
| Synthroid (Levothyroxine Sodium) | Brand | 19 | 0 | $803 |
| Signifor Lar (Pasireotide Pamoate) | Brand | 13 | 0 | $219,141 |
Hospital affiliations
Frequently asked questions
What is Dr. Joanna Spencer-Segal's medical specialty?
Dr. Joanna Spencer-Segal practices Endocrinology, Diabetes & Metabolism Physician in Ann Arbor, MI.
Where does Dr. Joanna Spencer-Segal practice?
Dr. Joanna Spencer-Segal practices at 1500 East Medical Center Dr, Ann Arbor, MI 481095832. Office phone: 7347639812.
What is Dr. Joanna Spencer-Segal's NPI?
Dr. Joanna Spencer-Segal's National Provider Identifier (NPI) is 1609161611, issued by NPPES.
Does Dr. Joanna Spencer-Segal accept Medicare assignment?
Yes. Dr. Joanna Spencer-Segal accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Joanna Spencer-Segal commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Telephone medical discussion with physician (HCPCS 99443). Source: CMS Medicare Physician & Other Practitioners file.