MR. DAVID IRVING ALLYN PA-C
NPI 1912321803
Physician Assistant in West Haven, CT

Q: What is David Allyn's NPI number?

The NPI number for David Allyn is 1912321803. It was assigned to this individual provider in the NPPES registry on February 12, 2014.

Q: What is David Allyn's specialty?

The primary specialty registered for this NPI is Physician Assistant with taxonomy code 363A00000X.

Q: When was this NPI record last updated?

The NPPES record for David Allyn was last updated on December 4, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

Active since February 12, 2014PECOS EnrolledAccepts Medicare Assignment

1 CELLINI PL STE 102, WEST HAVEN, CT 06516(203) 932-6481(203) 932-4051 Get Directions Write a Review

NPPES record last updated: December 4, 2025. Verified against the NPPES registry weekly; last sync: August 16, 2026.

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About Mr. David Irving Allyn Pa-c NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MR. DAVID IRVING ALLYN PA-C (NPI 1912321803) is an individual physician assistant in West Haven, Connecticut, licensed in Connecticut (3059) and active in the NPI registry since February 2014. He is enrolled in Medicare PECOS and is a graduate of Other (2013).

NPPES Registry Identity

NPI1912321803

Entity TypeIndividualMale

Primary Taxonomy363A00000X

Provider Legal NameMR. DAVID IRVING ALLYNCredential: PA-C

Location Address1 CELLINI PL STE 102West Haven, CT 06516-1666

Mailing Address1 Cellini Pl Ste 102West Haven, CT 06516-1666 · (203) 932-6481 · Fax (203) 932-4051

Phone(203) 932-6481

Fax(203) 932-4051

Sole ProprietorYes

Medical School CMSOtherGraduated 2013

Enumeration DateFebruary 12, 2014

Last NPPES UpdateDecember 4, 2025

NPPES CertifiedDecember 4, 2025

✔ NPI 1912321803 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPhysician AssistantPhysician Assistants & Advanced Practice Nursing Providers

Taxonomy Code363A00000X

License✔ Licensed in CT · 3059

Definition

A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.

1 CELLINI PL STE 102, West Haven, CT 06516

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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Mr. David Irving Allyn Pa-c is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID5890918114

PECOS Enrollment IDI20140514000166

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 3

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Emergency department visit with moderate level of medical decision making 99284

An emergency department visit for a high-severity issue means you're experiencing a serious health problem that needs immediate attention. This could be a severe injury, serious illness, or life-threatening condition. Medical professionals will provide urgent care to stabilize your condition.

164 services163 patients

Emergency department visit with low level of medical decision making 99283

An emergency department visit for a problem of moderate severity involves immediate medical attention for issues like minor fractures, burns, or high fever. The healthcare team will assess your condition, provide necessary treatment, and may suggest further tests or admission if required.

115 services114 patients

Emergency department visit with high level of medical decision making 99285

An emergency department visit for severe conditions is when you urgently seek medical help due to serious health issues. These could be severe injuries, breathing problems, unbearable pain, or sudden severe illness. Doctors and nurses will provide immediate care to stabilize your condition.

76 services75 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 06516 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient

$93.86 typical visit price

range $60.82 – $183.10

Typical copayment $23.46 (range $15.20 – $45.77)

Most-billed visit code 99203

Established Patient

$75.55 typical visit price

range $19.76 – $149.26

Typical copayment $18.88 (range $4.94 – $37.31)

Most-billed visit code 99213

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

KATELYN BARON ACNP

Nurse Practitioner (Adult Health)