Nancy Allegar, M.D.
NPI 1750387494 · Internal Medicine Physician · Hillsborough, NJ
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Nancy Allegar, M.D. is a Internal Medicine Physician provider in Hillsborough, NJ (NPI 1750387494).
Provider details
- NPI number
- 1750387494
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- 25MA05520800 (NJ)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
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
3,422 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 | 1,005 | $140 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 708 | $9 |
| Injection of Drug Or Substance Under Skin Or Into Muscle96372 | 406 | $16 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 299 | $95 |
| Advance Care Planning, First 30 Minutes99497 | 202 | $88 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 200 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 149 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 507 | 137 |
| Famotidine | 310 | 94 |
| Alprazolam | 292 | 77 |
| Montelukast Sodium | 276 | 76 |
| Fluticasone Propionate | 249 | 125 |
| Levothyroxine Sodiumbrand: Synthroid | 234 | 60 |
| Metformin Hclbrand: Metformin Hcl Er |
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-06-27
- Last updated
- 2019-04-11
Frequently asked questions
- What is Nancy Allegar's NPI number?
- Nancy Allegar's National Provider Identifier (NPI) is 1750387494, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nancy Allegar's specialty?
- Nancy Allegar is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Nancy Allegar located?
- Nancy Allegar's practice location on file with NPPES is 390 Amwell Rd Ste 501, Hillsborough, NJ 08844-1248.
- What is Nancy Allegar's phone number?
- The practice phone number listed in the NPPES registry for Nancy Allegar is (908) 281-1077.
- Does Nancy Allegar accept Medicare?
- Nancy Allegar is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Nancy Allegar's NPI active?
- Yes — Nancy Allegar's NPI (1750387494) is active in the NPPES registry as of the last update on 2019-04-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.