Daniel Wollman, M.D, PHD
NPI 1659344596 · Geriatric Medicine (Internal Medicine) Physician · Shelton, CT
Enrolled with Medicare as Practitioner - Geriatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Daniel Wollman, M.D, PHD is a Geriatric Medicine (Internal Medicine) Physician provider in Shelton, CT (NPI 1659344596).
Provider details
- NPI number
- 1659344596
- Entity type
- Individual
- Primary specialty
- Geriatric Medicine (Internal Medicine) PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D, PHD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 283995 (MA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
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
1,436 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) |
|---|---|---|
| Subsequent Nursing Facility Care With Straightforward Level of Medical Decision Making, Per Day, If Using Time, 20 Minutes Or More99308 | 482 | $76 |
| Subsequent Nursing Facility Care With Straightforward Level of Medical Decision Making, Per Day, If Using Time, 20 Minutes Or More99308 | 472 | $76 |
| Subsequent Nursing Facility Care With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 30 Minutes99309 | 144 | $110 |
| Initial Nursing Facility Care With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 35 Minutes99305 | 95 | $136 |
| Subsequent Nursing Facility Care With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 30 Minutes99309 | 80 | $110 |
| Nursing Facility Discharge Day Management, 30 Minutes Or Less |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 131 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Apixabanbrand: Eliquis | 438 | 52 |
| Atorvastatin Calcium | 435 | 89 |
| Trazodone Hcl | 372 | 64 |
| Furosemide | 341 | 69 |
| Levothyroxine Sodium | 333 | 61 |
| Escitalopram Oxalate | 313 | 59 |
| Mirtazapine |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-02-10
- Last updated
- 2026-04-21
- Certified
- 2026-04-21
Frequently asked questions
- What is Daniel Wollman's NPI number?
- Daniel Wollman's National Provider Identifier (NPI) is 1659344596, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Daniel Wollman's specialty?
- Daniel Wollman is listed in the NPPES registry with a primary specialty of Geriatric Medicine (Internal Medicine) Physician (Allopathic & Osteopathic Physicians).
- Where is Daniel Wollman located?
- Daniel Wollman's practice location on file with NPPES is 555 Bridgeport Ave Ste 2, Shelton, CT 06484-4892.
- What is Daniel Wollman's phone number?
- The practice phone number listed in the NPPES registry for Daniel Wollman is (203) 225-0504.
- Does Daniel Wollman accept Medicare?
- Daniel Wollman is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Daniel Wollman's NPI active?
- Yes — Daniel Wollman's NPI (1659344596) is active in the NPPES registry as of the last update on 2026-04-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.