Tamsen Howes, PA
NPI 1144633611 · Medical Physician Assistant · Biddeford, ME
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Tamsen Howes, PA is a Medical Physician Assistant provider in Biddeford, ME (NPI 1144633611).
Provider details
- NPI number
- 1144633611
- Entity type
- Individual
- Primary specialty
- Medical Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA
- Sex
- Female
- Sole proprietor
- No
- License
- PA2147 (ME)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
12 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
4 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
189 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 65 | $141 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 43 | $64 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 39 | $106 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 24 | $96 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 18 | $92 |
Typical Medicare-allowed amounts for these services range $64–$141 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 19 distinct drugs on file.
| Drug | Part D claims (2024) |
|---|---|
| Levothyroxine Sodium | 86 |
| Rivaroxabanbrand: Xarelto | 47 |
| Losartan Potassium | 36 |
| Omeprazole | 33 |
| Trazodone Hcl | 30 |
| Mirtazapine | 24 |
| Apixabanbrand: Eliquis | 23 |
| Citalopram Hydrobromidebrand: Citalopram Hbr | 21 |
Practice location
Mailing address
Additional practice locations (3)
- 15 Winship StBath, ME 04530Phone: (207) 443-9772
- 11 John Stark HwyNewport, NH 03773Phone: (603) 863-4100Fax: (603) 863-3585
- 250 Fort StNeah Bay, WA 98357-4003Phone: (360) 645-2233
Registry dates
- Enumerated
- 2014-06-03
- Last updated
- 2023-09-18
- Certified
- 2021-06-29
Frequently asked questions
- What is Tamsen Howes's NPI number?
- Tamsen Howes's National Provider Identifier (NPI) is 1144633611, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Tamsen Howes's specialty?
- Tamsen Howes is listed in the NPPES registry with a primary specialty of Medical Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Tamsen Howes located?
- Tamsen Howes's practice location on file with NPPES is 1 Medical Center Dr, Biddeford, ME 04005-9422.
- What is Tamsen Howes's phone number?
- The practice phone number listed in the NPPES registry for Tamsen Howes is (207) 283-7931.
- Does Tamsen Howes accept Medicare?
- Tamsen Howes is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Tamsen Howes's NPI active?
- Yes — Tamsen Howes's NPI (1144633611) is active in the NPPES registry as of the last update on 2023-09-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.