Doctor profile · Federal record
Dr. Kathleen Brennan, M.D.
Family Medicine Physician (CMS: Family Practice) · Portland, ME
- NPI 1922444900
- Accepts Medicare
- 13 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
22 Bramhall St
Portland, ME 041023134
(207) 662-6562
Credentials & registration
- NPI registered
- May 2013 — 13 yrs on file
- Profile last updated
- May 26, 2020
- Year of graduation
- 2013 — 13 yrs since
- Specialty taxonomy
- 207Q00000X — NUCC code
- State license (1)
- Maine #MD21275
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1922444900. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
223
Distinct HCPCS
4
Medicare allowed
$15,383
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 104 | 66 | $75 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 44 | 44 | $57 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 39 | 20 | $77 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 36 | 35 | $59 |
In context: peer comparison
Among 18 peers in Portland Family Medicine Physician, average services per provider: 42. This provider delivers 5.3× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
975
Patients
317
Total drug cost
$19,829
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 145 | 50 | $3,646 |
| Gabapentin | Generic | 110 | 30 | $2,067 |
| Levothyroxine Sodium | Generic | 95 | 28 | $1,424 |
| Lisinopril | Generic | 85 | 34 | $781 |
| Amlodipine Besylate | Generic | 69 | 26 | $618 |
| Bupropion Xl (Bupropion Hcl) | Brand | 66 | 15 | $2,856 |
| Hydrochlorothiazide | Generic | 53 | 20 | $325 |
| Losartan Potassium | Generic | 53 | 16 | $747 |
| Omeprazole | Generic | 51 | 24 | $610 |
| Albuterol Sulfate Hfa (Albuterol Sulfate) | Brand | 48 | 17 | $1,625 |
Hospital affiliations
Frequently asked questions
What is Dr. Kathleen Brennan's medical specialty?
Dr. Kathleen Brennan practices Family Medicine Physician in Portland, ME.
Where does Dr. Kathleen Brennan practice?
Dr. Kathleen Brennan practices at 22 Bramhall St, Portland, ME 041023134. Office phone: 2076626562.
What is Dr. Kathleen Brennan's NPI?
Dr. Kathleen Brennan's National Provider Identifier (NPI) is 1922444900, issued by NPPES.
Does Dr. Kathleen Brennan accept Medicare assignment?
Yes. Dr. Kathleen Brennan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Kathleen Brennan commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232). Source: CMS Medicare Physician & Other Practitioners file.