Arnold Greenberg, M.D.
NPI 1780616177 · Neurology Physician · San Francisco, CA
Enrolled with Medicare as Practitioner - Neurology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Arnold Greenberg, M.D. is a Neurology Physician provider in San Francisco, CA (NPI 1780616177).
Provider details
- NPI number
- 1780616177
- Entity type
- Individual
- Primary specialty
- Neurology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- A53456 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
945 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 662 | $109 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 136 | $152 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 81 | $197 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205 | 24 | $259 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 23 | $132 |
| Physician Or Allowed Practitioner Certification for Medicare-Covered Home Health Services Under a Home Health Plan of Care (patient Not Present), Including Contacts With Home Health Agency and Review of Reports of Patient Status Required By Physicians and |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 45 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Gabapentin | 488 | 103 |
| Donepezil Hcl | 300 | 51 |
| Escitalopram Oxalate | 259 | 47 |
| Memantine Hcl | 249 | 55 |
| Carbidopa/Levodopabrand: Carbidopa-Levodopa | 173 | 42 |
| Duloxetine Hcl | 139 | 29 |
| Erenumab-Aooebrand: Aimovig Autoinjector | 133 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$2,693 across 98 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-07-07
- Last updated
- 2007-10-05
Frequently asked questions
- What is Arnold Greenberg's NPI number?
- Arnold Greenberg's National Provider Identifier (NPI) is 1780616177, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Arnold Greenberg's specialty?
- Arnold Greenberg is listed in the NPPES registry with a primary specialty of Neurology Physician (Allopathic & Osteopathic Physicians).
- Where is Arnold Greenberg located?
- Arnold Greenberg's practice location on file with NPPES is 2299 Post St, San Francisco, CA 94115-3441.
- What is Arnold Greenberg's phone number?
- The practice phone number listed in the NPPES registry for Arnold Greenberg is (415) 346-7505.
- Does Arnold Greenberg accept Medicare?
- Arnold Greenberg is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Arnold Greenberg's NPI active?
- Yes — Arnold Greenberg's NPI (1780616177) is active in the NPPES registry as of the last update on 2007-10-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.