Harry Holt, M.D.
NPI 1134483860 · Family Medicine Physician · Baltimore, MD
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Harry Holt, M.D. is a Family Medicine Physician provider in Baltimore, MD (NPI 1134483860).
Provider details
- NPI number
- 1134483860
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- D0083150 (MD)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
13 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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 prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 106 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 359 | 100 |
| Gabapentin | 188 | 36 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 169 | 48 |
| Amlodipine Besylate | 155 | 43 |
| Losartan Potassium | 155 | 44 |
| Metformin Hcl | 145 | 37 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2012-06-27
- Last updated
- 2020-04-16
- Certified
- 2020-04-16
Frequently asked questions
- What is Harry Holt's NPI number?
- Harry Holt's National Provider Identifier (NPI) is 1134483860, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Harry Holt's specialty?
- Harry Holt is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Harry Holt located?
- Harry Holt's practice location on file with NPPES is 3700 Fleet St Ste 200, Baltimore, MD 21224-4243.
- What is Harry Holt's phone number?
- The practice phone number listed in the NPPES registry for Harry Holt is (410) 558-4900.
- Does Harry Holt accept Medicare?
- Harry Holt is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Harry Holt's NPI active?
- Yes — Harry Holt's NPI (1134483860) is active in the NPPES registry as of the last update on 2020-04-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.