Martha Fehr, MD
NPI 1891777405 · Neurology Physician · Worcester, MA
Enrolled with Medicare as Practitioner - Neurology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Martha Fehr, MD is a Neurology Physician provider in Worcester, MA (NPI 1891777405).
Provider details
- NPI number
- 1891777405
- Entity type
- Individual
- Primary specialty
- Neurology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 78002 (MA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
20 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
19 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) |
|---|---|---|
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 19 | $161 |
Typical Medicare-allowed amounts for these services range $161–$161 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote 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 · 8 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Memantine Hcl | 100 | 43 |
| Levetiracetam | 44 | 12 |
| Donepezil Hcl | 39 | 19 |
| Gabapentin | 28 | 15 |
| Divalproex Sodium | 17 | — |
| Primidone | 14 | — |
| Losartan Potassium | 12 | — |
| Carbidopa/Levodopabrand: Carbidopa-Levodopa |
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-11-18
- Last updated
- 2020-08-06
- Certified
- 2020-08-06
Frequently asked questions
- What is Martha Fehr's NPI number?
- Martha Fehr's National Provider Identifier (NPI) is 1891777405, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Martha Fehr's specialty?
- Martha Fehr is listed in the NPPES registry with a primary specialty of Neurology Physician (Allopathic & Osteopathic Physicians).
- Where is Martha Fehr located?
- Martha Fehr's practice location on file with NPPES is 123 Summer St, Worcester, MA 01608-1216.
- What is Martha Fehr's phone number?
- The practice phone number listed in the NPPES registry for Martha Fehr is (508) 368-3150.
- Does Martha Fehr accept Medicare?
- Martha Fehr is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Martha Fehr's NPI active?
- Yes — Martha Fehr's NPI (1891777405) is active in the NPPES registry as of the last update on 2020-08-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.