Internal Medicine, Endocrinology, Diabetes, & Metabolism · Ann Arbor, MI
NPI
1609161611
Since 2011
Specialty
Internal Medicine, Endocrinology, Diabetes, & Metabolism
Code 207RE0101X
Group practices
2
Medicare group memberships
Hospitals
1
Hospital affiliations
1500 East Medical Center Dr, 3rd Floor Med Inn Rm C333
Ann Arbor, MI, 48109
Phone (734) 763-9812
Groups this clinician bills Medicare through
Medicare paid, 2024
$5,289
98 services
Medicare patients, 2024
50
Average age 68
Drug cost, 2024
$3.7M
701 prescriptions
Company payments, 2025
$15K
From 4 companies
Procedures and visits billed to Original Medicare, 2024
In 2024, the most common Medicare service billed by Joanna L Spencer-Segal was code 99214 (office e&m - established), 33 times for 31 patients. In total Joanna L Spencer-Segal billed 98 services in 9 codes, and Medicare paid $5,289.
| Code |
|---|
Official US government data: the national provider registry and Medicare enrollment records, linked by NPI. Last update of this record: 2017-01-24.
| Setting |
|---|
| Services |
|---|
| Patients |
|---|
| Paid per service |
|---|
| Medicare paid |
|---|
| 99214 Office E&M - Established | Facility | 33 | 31 | $70.62 | $2,330 |
| G2211 Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's | Facility | 31 | 24 | $11.84 | $367 |
By year: 2022 $5,796 for 81 services; 2023 $4,700 for 64 services; 2024 $5,289 for 98 services.
Medicare prescription drug claims, 2024
In 2024, the drug Joanna L Spencer-Segal prescribed most often to Medicare patients was Hydrocortisone, with 211 prescriptions and refills. In total Joanna L Spencer-Segal wrote 701 Medicare prescriptions that cost $3.7M.
| Drug | Claims | 30-day fills | Patients | Cost |
|---|---|---|---|---|
| Hydrocortisone Generic | 211 | 495 | 51 | $11K |
| Levothyroxine Sodium Generic | 179 | 491 | 54 | $2,311 |
| Cabergoline Generic | 66 | 159 | 17 | $9,065 |
| Somatuline Depot Lanreotide Acetate | 32 | 32 | Under 11 | $276K |
| Isturisa Osilodrostat Phosphate | 25 | 25 | Under 11 | $2.7M |
| Testosterone Generic | 20 | 52 | Under 11 | $7,125 |
| Testosterone Cypionate Generic | 19 | 53 | Under 11 | $775 |
| Signifor Lar Pasireotide Pamoate | 15 | 15 | Under 11 | $284K |
| Synthroid Levothyroxine Sodium | 15 | 19 | Under 11 | $632 |
| Solu-Cortef Hydrocortisone Sodium Succ/Pf | 14 | 14 | 14 | $365 |
| Desmopressin Acetate Generic | 13 | 39 | Under 11 | $3,973 |
| Somavert Pegvisomant | 12 | 12 | Under 11 | $356K |
| Calcitriol Generic | 12 | 12 | Under 11 | $464 |
Brand drugs: - claims; generic drugs: 444 claims.
Money and other things of value reported by the companies
In 2025, drug and medical device companies paid Joanna L Spencer-Segal $15K ($15K in general payments such as food, travel and fees) from 4 companies. The largest payer was Chiesi USA, Inc. with $7,289.
Official US government data on Original Medicare services, Medicare prescription drug plans and the payments drug and device companies must report. Services with fewer than 11 patients and drugs with fewer than 11 claims are not published. Procedure codes are shown by number with their public category.