Jonathan Gewirtz, M.D.
NPI 1639155542 · Gynecology Physician · Mays Landing, NJ
Enrolled with Medicare as Practitioner - Obstetrics/Gynecology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jonathan Gewirtz, M.D. is a Gynecology Physician provider in Mays Landing, NJ (NPI 1639155542).
Provider details
- NPI number
- 1639155542
- Entity type
- Individual
- Primary specialty
- Gynecology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 25MA04988100 (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
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
224 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 Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 145 | $95 |
| Residence Visit for Established Patient With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 40 Minutes99349 | 79 | $132 |
Typical Medicare-allowed amounts for these services range $95–$132 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 43 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amlodipine Besylate | 98 | 24 |
| Atorvastatin Calcium | 93 | 25 |
| Metformin Hcl | 77 | 18 |
| Omeprazole | 64 | 15 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 51 | 21 |
| Hydrochlorothiazide | 47 | 13 |
| Lisinopril |
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-12-22
- Last updated
- 2015-08-28
Frequently asked questions
- What is Jonathan Gewirtz's NPI number?
- Jonathan Gewirtz's National Provider Identifier (NPI) is 1639155542, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jonathan Gewirtz's specialty?
- Jonathan Gewirtz is listed in the NPPES registry with a primary specialty of Gynecology Physician (Allopathic & Osteopathic Physicians).
- Where is Jonathan Gewirtz located?
- Jonathan Gewirtz's practice location on file with NPPES is 3980 Black Horse Pike, Mays Landing, NJ 08330-3107.
- What is Jonathan Gewirtz's phone number?
- The practice phone number listed in the NPPES registry for Jonathan Gewirtz is (609) 625-1600.
- Does Jonathan Gewirtz accept Medicare?
- Jonathan Gewirtz is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jonathan Gewirtz's NPI active?
- Yes — Jonathan Gewirtz's NPI (1639155542) is active in the NPPES registry as of the last update on 2015-08-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.