What is Adam Mikiewicz's NPI number?

Adam Mikiewicz's National Provider Identifier (NPI) is 1184136590, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Adam Mikiewicz's specialty?

Adam Mikiewicz is listed in the NPPES registry with a primary specialty of Psychiatric/Mental Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).

Where is Adam Mikiewicz located?

Adam Mikiewicz's practice location on file with NPPES is 800 Old Main St Ste 1a, Rocky Hill, CT 06067-1522.

What is Adam Mikiewicz's phone number?

The practice phone number listed in the NPPES registry for Adam Mikiewicz is (860) 478-6425.

Does Adam Mikiewicz accept Medicare?

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

Is Adam Mikiewicz's NPI active?

Yes — Adam Mikiewicz's NPI (1184136590) is active in the NPPES registry as of the last update on 2017-10-26.

IndividualActiveAccepts Medicare

Adam Mikiewicz, APRN

NPI 1184136590 · Psychiatric/Mental Health Nurse Practitioner · Rocky Hill, CT

Adam Mikiewicz, APRN is a Psychiatric/Mental Health Nurse Practitioner provider in Rocky Hill, CT (NPI 1184136590).

Provider details

NPI number: 1184136590
Entity type: Individual
Primary specialty: Psychiatric/Mental Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
Credential: APRN
Sex: Male
Sole proprietor: Yes
License: 12.007342 (CT)

Practice location

800 Old Main St Ste 1a

Rocky Hill, CT 06067-1522

Phone: (860) 478-6425

Street-level locationGet directions

More CT providers

Mailing address

Po Box 338

Kensington, CT 06037-0338

Specialties & taxonomies

Psychiatric/Mental Health Nurse PractitionerPrimary363LP0808XLicense 12.007342 (CT)
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(74/100 index)

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

Registry tenure33% of score
9 yrs in NPPES registry
Profile completeness33% of score
100% of core fields populated
Practice footprint20% of score
1 documented practice location
Open Payments transparency13% of score
Has Open Payments disclosures (2024)

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 prescribes (Medicare Part D)

Top drugs by Medicare Part D claim volume, 2024 · 30 distinct drugs on file.

Drug	Part D claims (2024)	Beneficiaries
Olanzapinebrand: Olanzapine Odt	41	—
Clozapine	39	—
Clonazepam	36	—
Gabapentin	36	11
Trazodone Hcl	33	—
Chlorpromazine Hcl	28	—
Lamotrigine	25	—

Transparency — industry payments

Based on CMS Open Payments, 2024; not all care is captured.

$640 across 6 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.

Enumerated: 2017-10-26
Last updated: 2017-10-26

Frequently asked questions

What is Adam Mikiewicz's NPI number?: Adam Mikiewicz's National Provider Identifier (NPI) is 1184136590, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Adam Mikiewicz's specialty?: Adam Mikiewicz is listed in the NPPES registry with a primary specialty of Psychiatric/Mental Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
Where is Adam Mikiewicz located?: Adam Mikiewicz's practice location on file with NPPES is 800 Old Main St Ste 1a, Rocky Hill, CT 06067-1522.
What is Adam Mikiewicz's phone number?: The practice phone number listed in the NPPES registry for Adam Mikiewicz is (860) 478-6425.
Does Adam Mikiewicz accept Medicare?: Adam Mikiewicz is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
Is Adam Mikiewicz's NPI active?: Yes — Adam Mikiewicz's NPI (1184136590) is active in the NPPES registry as of the last update on 2017-10-26.

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

Provider details

Practice location

Mailing address

Specialties & taxonomies

Profile Score

What this provider prescribes (Medicare Part D)

Transparency — industry payments

Registry dates

Frequently asked questions

Specialties & taxonomies

Frequently asked questions

Profile Score

What this provider prescribes (Medicare Part D)

Transparency — industry payments