What is Anthony Posuniak's NPI number?

Anthony Posuniak's National Provider Identifier (NPI) is 1437723764, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Anthony Posuniak's specialty?

Anthony Posuniak is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).

Where is Anthony Posuniak located?

Anthony Posuniak's practice location on file with NPPES is 543 Broadway, Bangor, ME 04401-3337.

What is Anthony Posuniak's phone number?

The practice phone number listed in the NPPES registry for Anthony Posuniak is (207) 922-1300.

Does Anthony Posuniak accept Medicare?

Anthony Posuniak is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.

Is Anthony Posuniak's NPI active?

Yes — Anthony Posuniak's NPI (1437723764) is active in the NPPES registry as of the last update on 2023-11-17.

IndividualActiveAccepts Medicare

Anthony Posuniak, FNP-BC

NPI 1437723764 · Nurse Practitioner · Bangor, ME

Anthony Posuniak, FNP-BC is a Nurse Practitioner provider in Bangor, ME (NPI 1437723764).

Provider details

NPI number: 1437723764
Entity type: Individual
Primary specialty: Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
Credential: FNP-BC
Sex: Male
Sole proprietor: No
License: CNP211223 (ME)

Practice location

543 Broadway

Bangor, ME 04401-3337

Phone: (207) 922-1300

Approximate (ZIP-level) locationGet directions

More ME providers

Mailing address

360 US Highway 1 Byp Unit 102

Portsmouth, NH 03801-7105

Specialties & taxonomies

Nurse PractitionerPrimary363L00000XLicense CNP211223 (ME)
Physician Assistants & Advanced Practice Nursing Providers

Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)

Profile Score

Established profile(57/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure28% of score
5 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
452 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)
New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204	174	$132
Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214	79	$102
Automated Urinalysis Test81003	43	$2
Detection Test By Immunoassay With Direct Visual Observation for Influenza Virus87804	40	$16
Detection Test By Immunoassay Technique for Severe Acute Respiratory Syndrome Coronavirus87426	28	$35
New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203

What this provider prescribes (Medicare Part D)

Top drugs by Medicare Part D claim volume, 2024 · 11 distinct drugs on file.

Drug	Part D claims (2024)	Beneficiaries
Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass	62	61
Prednisone	36	36
Cephalexin	33	33
Nitrofurantoin Monohyd/M-Crystbrand: Nitrofurantoin Mono-Macro	30	30
Doxycycline Hyclate	27	26
Sulfamethoxazole/Trimethoprimbrand: Sulfamethoxazole-Trimethoprim	20	20
Albuterol Sulfate

Enumerated: 2021-05-20
Last updated: 2023-11-17
Certified: 2023-11-17

Frequently asked questions

What is Anthony Posuniak's NPI number?: Anthony Posuniak's National Provider Identifier (NPI) is 1437723764, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Anthony Posuniak's specialty?: Anthony Posuniak is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
Where is Anthony Posuniak located?: Anthony Posuniak's practice location on file with NPPES is 543 Broadway, Bangor, ME 04401-3337.
What is Anthony Posuniak's phone number?: The practice phone number listed in the NPPES registry for Anthony Posuniak is (207) 922-1300.
Does Anthony Posuniak accept Medicare?: Anthony Posuniak is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
Is Anthony Posuniak's NPI active?: Yes — Anthony Posuniak's NPI (1437723764) is active in the NPPES registry as of the last update on 2023-11-17.

Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.

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)
New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204	174	$132
Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214	79	$102
Automated Urinalysis Test81003	43	$2
Detection Test By Immunoassay With Direct Visual Observation for Influenza Virus87804	40	$16
Detection Test By Immunoassay Technique for Severe Acute Respiratory Syndrome Coronavirus87426	28	$35
New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203

What this provider prescribes (Medicare Part D)

Top drugs by Medicare Part D claim volume, 2024 · 11 distinct drugs on file.

Drug	Part D claims (2024)	Beneficiaries
Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass	62	61
Prednisone	36	36
Cephalexin	33	33
Nitrofurantoin Monohyd/M-Crystbrand: Nitrofurantoin Mono-Macro	30	30
Doxycycline Hyclate	27	26
Sulfamethoxazole/Trimethoprimbrand: Sulfamethoxazole-Trimethoprim	20	20
Albuterol Sulfate

Provider details

Practice location

Mailing address

Specialties & taxonomies

Profile Score

What this provider does (Medicare)

What this provider prescribes (Medicare Part D)

Registry dates

Frequently asked questions

Specialties & taxonomies

Frequently asked questions

Profile Score

What this provider does (Medicare)

What this provider prescribes (Medicare Part D)