Doctor profile · Federal record
Dr. Daniel Merson, D.O
Internal Medicine Physician (CMS: Internal Medicine) · Portland, ME
- NPI 1982652129
- Accepts Medicare
- 39 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
1250 Forest Ave
Portland, ME 041031884
(207) 878-5042
fax (207) 878-5043
Credentials & registration
- NPI registered
- May 2006 — 20 yrs on file
- Profile last updated
- October 16, 2008
- Year of graduation
- 1987 — 39 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- Maine #ME1373
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1982652129. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
44
Distinct HCPCS
1
Medicare allowed
$6,116
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 44 | 29 | $139 |
In context: peer comparison
Among 43 peers in Portland Internal Medicine Physician, average services per provider: 61. This provider delivers 0.7× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
516
Patients
116
Total drug cost
$449,227
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Trulicity (Dulaglutide) | Brand | 73 | 21 | $113,638 |
| Tresiba Flextouch U-100 (Insulin Degludec) | Brand | 66 | 22 | $48,030 |
| Jardiance (Empagliflozin) | Brand | 57 | 15 | $62,600 |
| Tresiba Flextouch U-200 (Insulin Degludec) | Brand | 49 | 16 | $86,332 |
| Novolog Flexpen (Insulin Aspart) | Brand | 39 | 15 | $47,607 |
| Metformin Hcl | Generic | 38 | 13 | $448 |
| Nano 2Nd Gen Pen Needle (Pen Needle, Diabetic) | Brand | 29 | 14 | $4,072 |
| Metformin Hcl ER (Metformin Hcl) | Brand | 27 | 0 | $1,160 |
| Pioglitazone Hcl | Generic | 25 | 0 | $357 |
| Toujeo Max Solostar (Insulin Glargine,Hum.Rec.Anlog) | Brand | 24 | 0 | $46,881 |
Frequently asked questions
What is Dr. Daniel Merson's medical specialty?
Dr. Daniel Merson practices Internal Medicine Physician in Portland, ME.
Where does Dr. Daniel Merson practice?
Dr. Daniel Merson practices at 1250 Forest Ave, Portland, ME 041031884. Office phone: 2078785042.
What is Dr. Daniel Merson's NPI?
Dr. Daniel Merson's National Provider Identifier (NPI) is 1982652129, issued by NPPES.
Does Dr. Daniel Merson accept Medicare assignment?
Yes. Dr. Daniel Merson accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Daniel Merson commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99215). Source: CMS Medicare Physician & Other Practitioners file.