Justin Holtzman, M.D.
NPI 1669769501 · Internal Medicine Physician · Brookline, MA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Justin Holtzman, M.D. is a Internal Medicine Physician provider in Brookline, MA (NPI 1669769501).
Provider details
- NPI number
- 1669769501
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 257451 (MA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
15 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
4 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
1,282 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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 334 | $76 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 232 | $137 |
| Hospital Discharge Day Management, 30 Minutes Or Less99238 | 136 | $79 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 91 | $93 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 90 | $113 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 39 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 108 | 37 |
| Gabapentin | 80 | 16 |
| Oxycodone Hcl | 65 | 11 |
| Metoprolol Succinate | 63 | 17 |
| Levothyroxine Sodium | 54 | 15 |
| Lisinopril | 50 | 20 |
| Amlodipine Besylate |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$964 across 40 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
Additional practice locations (3)
- 164 High StreetGreenfield, MA 01301-2613Phone: (413) 772-0211
- 875 Main StWeymouth, MA 02190-1658Phone: (781) 770-4064
- 1425 Portland AveRochester, NY 14621-3011Phone: (585) 922-5067Fax: (585) 922-2908
Registry dates
- Enumerated
- 2011-06-29
- Last updated
- 2024-01-03
- Certified
- 2024-01-03
Frequently asked questions
- What is Justin Holtzman's NPI number?
- Justin Holtzman's National Provider Identifier (NPI) is 1669769501, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Justin Holtzman's specialty?
- Justin Holtzman is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Justin Holtzman located?
- Justin Holtzman's practice location on file with NPPES is 1180 Beacon St Ste 6b, Brookline, MA 02446-3806.
- What is Justin Holtzman's phone number?
- The practice phone number listed in the NPPES registry for Justin Holtzman is (781) 770-4064.
- Does Justin Holtzman accept Medicare?
- Justin Holtzman is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Justin Holtzman's NPI active?
- Yes — Justin Holtzman's NPI (1669769501) is active in the NPPES registry as of the last update on 2024-01-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.