Janet Mahan, MD
NPI 1780651448 · Internal Medicine Physician · Tinton Falls, NJ
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Janet Mahan, MD is a Internal Medicine Physician provider in Tinton Falls, NJ (NPI 1780651448).
Provider details
- NPI number
- 1780651448
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 25MAO4910600 (NJ)
Specialties & taxonomies
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
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
2,628 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) |
|---|---|---|
| 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 | 645 | $16 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 393 | $95 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 348 | $9 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 157 | $122 |
| Subsequent Nursing Facility Care With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 30 Minutes99309 | 125 | $112 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 110 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 277 | 72 |
| Furosemide | 272 | 39 |
| Amlodipine Besylate | 224 | 53 |
| Levothyroxine Sodium | 219 | 51 |
| Pantoprazole Sodium | 186 | 46 |
| Apixabanbrand: Eliquis | 175 | 31 |
| Losartan Potassium |
Practice location
Mailing address
Additional practice locations (1)
- 400 New Hampshire AveOcean County Family CareLakewood, NJ 08701-4510Phone: (732) 901-6400Fax: (732) 901-0744
Registry dates
- Enumerated
- 2006-03-01
- Last updated
- 2026-02-26
- Certified
- 2026-02-26
Frequently asked questions
- What is Janet Mahan's NPI number?
- Janet Mahan's National Provider Identifier (NPI) is 1780651448, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Janet Mahan's specialty?
- Janet Mahan is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Janet Mahan located?
- Janet Mahan's practice location on file with NPPES is 3000 Essex Rd, Tinton Falls, NJ 07753-2400.
- What is Janet Mahan's phone number?
- The practice phone number listed in the NPPES registry for Janet Mahan is (732) 643-2070.
- Does Janet Mahan accept Medicare?
- Janet Mahan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Janet Mahan's NPI active?
- Yes — Janet Mahan's NPI (1780651448) is active in the NPPES registry as of the last update on 2026-02-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.