Martha Montgomery, MD
NPI 1477948586 · Emergency Medicine Physician · Oakland, CA
Enrolled with Medicare as Practitioner - Emergency Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Martha Montgomery, MD is a Emergency Medicine Physician provider in Oakland, CA (NPI 1477948586).
Provider details
- NPI number
- 1477948586
- Entity type
- Individual
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- Yes
- License
- A145815 (CA)
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
11 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
643 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) |
|---|---|---|
| Emergency Department Visit With Moderate Level of Medical Decision Making99284 | 220 | $117 |
| Emergency Department Visit With High Level of Medical Decision Making99285 | 203 | $173 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report Only93010 | 85 | $8 |
| Critical Care, First 30-74 Minutes99291 | 58 | $215 |
| Emergency Department Visit With Low Level of Medical Decision Making99283 | 55 | $71 |
| Ultrasound of Heart, Follow-Up93308 | 22 |
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 |
|---|---|---|
| Ondansetronbrand: Ondansetron Odt | 31 | 31 |
| Cefdinir | 22 | 22 |
| Ibuprofen | 16 | 15 |
| Cephalexin | 14 | 14 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 12 | 11 |
| Doxycycline Hyclate | 12 | 12 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 11 | 11 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2015-04-06
- Last updated
- 2019-10-10
Frequently asked questions
- What is Martha Montgomery's NPI number?
- Martha Montgomery's National Provider Identifier (NPI) is 1477948586, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Martha Montgomery's specialty?
- Martha Montgomery is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Martha Montgomery located?
- Martha Montgomery's practice location on file with NPPES is 1411 E 31st St, Oakland, CA 94602-1018.
- What is Martha Montgomery's phone number?
- The practice phone number listed in the NPPES registry for Martha Montgomery is (415) 640-6666.
- Does Martha Montgomery accept Medicare?
- Martha Montgomery is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Martha Montgomery's NPI active?
- Yes — Martha Montgomery's NPI (1477948586) is active in the NPPES registry as of the last update on 2019-10-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.