Joseph Birnbaum, MD
NPI 1669417788 · Endocrinology, Diabetes & Metabolism Physician · Toms River, NJ
Enrolled with Medicare as Practitioner - Endocrinology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Joseph Birnbaum, MD is a Endocrinology, Diabetes & Metabolism Physician provider in Toms River, NJ (NPI 1669417788).
Provider details
- NPI number
- 1669417788
- Entity type
- Individual
- Primary specialty
- Endocrinology, Diabetes & Metabolism PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 25MA03866900 (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 tenure25% of score
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
5,140 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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) |
|---|---|---|
| Chronic Care Management Services, First 20 Minutes of Clinical Staff Time Directed By Health Care Professional, Per Calendar Month99490 | 1,912 | $63 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 1,401 | $78 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 1,356 | $130 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 128 | $129 |
| Continuous Monitoring of Blood Sugar Level in Tissue Fluid Using Sensor Under Skin With Interpretation and Report95251 | 97 | $34 |
| Chronic Care Management Services for Two Or More Chronic Conditions, Additional 20 Minutes of Clinical Staff Time Directed By Health Care Professional, Per Calendar Month |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 119 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 1,757 | 453 |
| Metformin Hcl | 945 | 280 |
| Rosuvastatin Calcium | 538 | 145 |
| Semaglutidebrand: Ozempic | 421 | 108 |
| Levothyroxine Sodiumbrand: Synthroid | 379 | 95 |
| Atorvastatin Calcium | 364 | 104 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$2,235 across 139 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-06-20
- Last updated
- 2021-06-16
- Certified
- 2021-06-16
Frequently asked questions
- What is Joseph Birnbaum's NPI number?
- Joseph Birnbaum's National Provider Identifier (NPI) is 1669417788, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joseph Birnbaum's specialty?
- Joseph Birnbaum is listed in the NPPES registry with a primary specialty of Endocrinology, Diabetes & Metabolism Physician (Allopathic & Osteopathic Physicians).
- Where is Joseph Birnbaum located?
- Joseph Birnbaum's practice location on file with NPPES is 10 Kettle Creek Rd, Toms River, NJ 08753-1736.
- What is Joseph Birnbaum's phone number?
- The practice phone number listed in the NPPES registry for Joseph Birnbaum is (732) 255-2100.
- Does Joseph Birnbaum accept Medicare?
- Joseph Birnbaum is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Joseph Birnbaum's NPI active?
- Yes — Joseph Birnbaum's NPI (1669417788) is active in the NPPES registry as of the last update on 2021-06-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.