Doctor profile · Federal record
Dr. Matthew Clark, DO
Internal Medicine Physician (CMS: Internal Medicine) · Hospitalist Physician · Portland, ME
- NPI 1639674591
- Accepts Medicare
- MIPS 93.1 / 100 · 2023
- 8 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
22 Bramhall St
Portland, ME 041023134
(207) 662-0111
Credentials & registration
- NPI registered
- March 2018 — 8 yrs on file
- Profile last updated
- June 22, 2022
- Year of graduation
- 2018 — 8 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- Maine #DO3200
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1639674591. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
406
Distinct HCPCS
5
Medicare allowed
$33,908
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 185 | 73 | $77 | |
99231 |
Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | 96 | 35 | $47 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 70 | 43 | $115 | |
99239 |
Hospital discharge day management, more than 30 minutes | 36 | 36 | $109 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 19 | 19 | $168 |
In context: peer comparison
Among 43 peers in Portland Internal Medicine Physician, average services per provider: 61. This provider delivers 6.7× the peer median.Hospital affiliations
Frequently asked questions
What is Dr. Matthew Clark's medical specialty?
Dr. Matthew Clark practices Internal Medicine Physician in Portland, ME.
Where does Dr. Matthew Clark practice?
Dr. Matthew Clark practices at 22 Bramhall St, Portland, ME 041023134. Office phone: 2076620111.
What is Dr. Matthew Clark's NPI?
Dr. Matthew Clark's National Provider Identifier (NPI) is 1639674591, issued by NPPES.
Does Dr. Matthew Clark accept Medicare assignment?
Yes. Dr. Matthew Clark accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Matthew Clark commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Subsequent hospital care with straightforward or low level of medical decision making (HCPCS 99231); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233). Source: CMS Medicare Physician & Other Practitioners file.