Patricia Greenstein, MD
NPI 1396788972 · Neurology Physician · Boston, MA
Enrolled with Medicare as Practitioner - Neurology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Patricia Greenstein, MD is a Neurology Physician provider in Boston, MA (NPI 1396788972).
Provider details
- NPI number
- 1396788972
- Entity type
- Individual
- Primary specialty
- Neurology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 81358 (MA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Other Service Providers
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
503 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 214 | $102 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 134 | $17 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 51 | $82 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 40 | $140 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 35 | $69 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 17 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Gabapentin | 115 | 33 |
| Levetiracetam | 56 | 13 |
| Baclofen | 49 | — |
| Tizanidine Hcl | 42 | 12 |
| Carbidopa/Levodopabrand: Carbidopa-Levodopa | 40 | — |
| Lamotrigine | 35 | — |
| Diazepam | 34 | — |
| Oxcarbazepine | 28 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-06-13
- Last updated
- 2009-03-19
Frequently asked questions
- What is Patricia Greenstein's NPI number?
- Patricia Greenstein's National Provider Identifier (NPI) is 1396788972, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Patricia Greenstein's specialty?
- Patricia Greenstein is listed in the NPPES registry with a primary specialty of Neurology Physician (Allopathic & Osteopathic Physicians).
- Where is Patricia Greenstein located?
- Patricia Greenstein's practice location on file with NPPES is 330 Brookline Ave, Boston, MA 02215-5400.
- What is Patricia Greenstein's phone number?
- The practice phone number listed in the NPPES registry for Patricia Greenstein is (617) 667-3176.
- Does Patricia Greenstein accept Medicare?
- Patricia Greenstein is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Patricia Greenstein's NPI active?
- Yes — Patricia Greenstein's NPI (1396788972) is active in the NPPES registry as of the last update on 2009-03-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.