David Allyn, PA-C
NPI 1912321803 · Physician Assistant · West Haven, CT
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
David Allyn, PA-C is a Physician Assistant provider in West Haven, CT (NPI 1912321803).
Provider details
- NPI number
- 1912321803
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Male
- Sole proprietor
- Yes
- License
- 3059 (CT)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
12 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
355 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) |
|---|---|---|
| Emergency Department Visit With Moderate Level of Medical Decision Making99284 | 164 | $105 |
| Emergency Department Visit With Low Level of Medical Decision Making99283 | 115 | $62 |
| Emergency Department Visit With High Level of Medical Decision Making99285 | 76 | $151 |
Typical Medicare-allowed amounts for these services range $62–$151 (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 · 14 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Prednisone | 47 | 47 |
| Oxycodone Hcl/Acetaminophenbrand: Oxycodone-Acetaminophen | 37 | 36 |
| Cephalexin | 35 | 35 |
| Methylprednisolone | 34 | 33 |
| Ondansetronbrand: Ondansetron Odt | 30 | 30 |
| Doxycycline Hyclate | 29 | 29 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen |
Practice location
Mailing address
Registry dates
- Enumerated
- 2014-02-12
- Last updated
- 2025-12-04
- Certified
- 2025-12-04
Frequently asked questions
- What is David Allyn's NPI number?
- David Allyn's National Provider Identifier (NPI) is 1912321803, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is David Allyn's specialty?
- David Allyn is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is David Allyn located?
- David Allyn's practice location on file with NPPES is 1 Cellini Pl Ste 102, West Haven, CT 06516-1666.
- What is David Allyn's phone number?
- The practice phone number listed in the NPPES registry for David Allyn is (203) 932-6481.
- Does David Allyn accept Medicare?
- David Allyn is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is David Allyn's NPI active?
- Yes — David Allyn's NPI (1912321803) is active in the NPPES registry as of the last update on 2025-12-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.