Doctor profile · Federal record
Dr. David Harlan, M.D.
Endocrinology, Diabetes & Metabolism Physician · Worcester, MA
- NPI 1083737951
- MIPS 89.0 / 100 · 2023
- 19 yrs on file
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
55 Lake Ave N, Ambulatory Care Center, Room Ac4.127
Worcester, MA 016550002
(508) 334-3206
fax (508) 856-3811 - Mailing address
-
Po Box 415348
Boston, MA 022415348
Credentials & registration
- NPI registered
- April 2007 — 19 yrs on file
- Profile last updated
- October 28, 2020
- Specialty taxonomy
- 207RE0101X — NUCC code
- State license (1)
- Massachusetts #242351
- Medicaid
- MA #110084080A
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1083737951. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
36
Distinct HCPCS
1
Medicare allowed
$4,907
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 36 | 31 | $136 |
In context: peer comparison
Among 18 peers in Worcester Endocrinology, Diabetes & Metabolism Physician, average services per provider: 102. This provider delivers 0.4× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
420
Patients
51
Total drug cost
$346,709
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Jardiance (Empagliflozin) | Brand | 67 | 17 | $81,212 |
| Trulicity (Dulaglutide) | Brand | 66 | 21 | $129,318 |
| Atorvastatin Calcium | Generic | 56 | 13 | $960 |
| Levothyroxine Sodium | Generic | 28 | 0 | $342 |
| Farxiga (Dapagliflozin Propanediol) | Brand | 26 | 0 | $26,632 |
| Metformin Hcl | Generic | 24 | 0 | $450 |
| Tresiba Flextouch U-100 (Insulin Degludec) | Brand | 23 | 0 | $15,357 |
| Ozempic (Semaglutide) | Brand | 21 | 0 | $33,818 |
| Ezetimibe | Generic | 17 | 0 | $1,354 |
| Fenofibrate (Fenofibrate,Micronized) | Brand | 17 | 0 | $670 |
Frequently asked questions
What is Dr. David Harlan's medical specialty?
Dr. David Harlan practices Endocrinology, Diabetes & Metabolism Physician in Worcester, MA.
Where does Dr. David Harlan practice?
Dr. David Harlan practices at 55 Lake Ave N, Worcester, MA 016550002. Office phone: 5083343206.
What is Dr. David Harlan's NPI?
Dr. David Harlan's National Provider Identifier (NPI) is 1083737951, issued by NPPES.
What procedures does Dr. David Harlan commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99215). Source: CMS Medicare Physician & Other Practitioners file.