Doctor profile · Federal record
Dr. Joerg Ermann, MD
Rheumatology Physician (CMS: Rheumatology) · Boston, MA
- NPI 1629197736
- Accepts Medicare
- 32 yrs in practice
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
45 Francis St
Boston, MA 021156105
(617) 732-5325
fax (617) 732-5766 - Mailing address
-
375 Boylston St
Brookline, MA 024456007
Credentials & registration
- NPI registered
- March 2007 — 19 yrs on file
- Profile last updated
- December 19, 2019
- Year of graduation
- 1994 — 32 yrs since
- Specialty taxonomy
- 207RR0500X — NUCC code
- State license (1)
- Massachusetts #233979
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1629197736. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
233
Distinct HCPCS
4
Medicare allowed
$18,129
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 162 | 75 | $70 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 28 | 24 | $98 | |
20610 |
Aspiration and/or injection of fluid from large joint | 24 | 16 | $54 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 19 | 19 | $142 |
In context: peer comparison
Among 41 peers in Boston Rheumatology Physician, average services per provider: 68. This provider delivers 3.4× the peer median.Open Payments
Industry payments received
All-time total
$2,107
Transactions
7
Manufacturers
4
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Janssen Scientific Affairs, LLC | 3 | $1,207.80 | |
| Eli Lilly and Company | 1 | $700.00 | |
| Ucb, INC. | 2 | $139.26 | |
| Abbvie INC. | 1 | $59.84 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
375
Patients
32
Total drug cost
$906,651
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Prednisone | Generic | 56 | 21 | $526 |
| Humira(Cf) Pen (Adalimumab) | Brand | 40 | 0 | $331,506 |
| Methotrexate (Methotrexate Sodium) | Brand | 38 | 11 | $3,133 |
| Celecoxib | Generic | 29 | 0 | $657 |
| Actemra (Tocilizumab) | Brand | 28 | 0 | $124,888 |
| Naproxen | Generic | 24 | 0 | $477 |
| Gabapentin | Generic | 23 | 0 | $406 |
| Enbrel Sureclick (Etanercept) | Brand | 22 | 0 | $172,790 |
| Allopurinol | Generic | 21 | 0 | $417 |
| Hydroxychloroquine Sulfate | Generic | 20 | 0 | $1,120 |
Hospital affiliations
Frequently asked questions
What is Dr. Joerg Ermann's medical specialty?
Dr. Joerg Ermann practices Rheumatology Physician in Boston, MA.
Where does Dr. Joerg Ermann practice?
Dr. Joerg Ermann practices at 45 Francis St, Boston, MA 021156105. Office phone: 6177325325.
What is Dr. Joerg Ermann's NPI?
Dr. Joerg Ermann's National Provider Identifier (NPI) is 1629197736, issued by NPPES.
Does Dr. Joerg Ermann accept Medicare assignment?
Yes. Dr. Joerg Ermann accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Joerg Ermann commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214); Aspiration and/or injection of fluid from large joint (HCPCS 20610). Source: CMS Medicare Physician & Other Practitioners file.