Timothy Herlihy, M.D.
NPI 1972667434 · Internal Medicine Physician · Towson, MD
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Timothy Herlihy, M.D. is a Internal Medicine Physician provider in Towson, MD (NPI 1972667434).
Provider details
- NPI number
- 1972667434
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- D0032639 (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
19 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 · 10 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 42 | 28 |
| Amlodipine Besylate | 19 | 14 |
| Pen Needle,dual Safety,diabetcbrand: Autoshield Duo Pen Needle | 17 | — |
| Metoprolol Succinate | 16 | — |
| Lisinopril | 15 | 13 |
| Rosuvastatin Calcium | 15 | — |
| Simvastatin |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-12-20
- Last updated
- 2007-07-08
Frequently asked questions
- What is Timothy Herlihy's NPI number?
- Timothy Herlihy's National Provider Identifier (NPI) is 1972667434, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Timothy Herlihy's specialty?
- Timothy Herlihy is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Timothy Herlihy located?
- Timothy Herlihy's practice location on file with NPPES is 120 Sister Pierre Dr, Towson, MD 21204-7516.
- What is Timothy Herlihy's phone number?
- The practice phone number listed in the NPPES registry for Timothy Herlihy is (410) 296-5290.
- Does Timothy Herlihy accept Medicare?
- Timothy Herlihy is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Timothy Herlihy's NPI active?
- Yes — Timothy Herlihy's NPI (1972667434) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.