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WILLIAM D. CHARMAK PHD
NPI 1710078068
Psychologist - Clinical in Nashua, NH

Active since September 28, 2006PECOS EnrolledAccepts Medicare Assignment
19 TYLER ST STE 103, NASHUA, NH 03060(603) 577-5375(603) 577-5609 Get Directions Write a Review

NPPES record last updated: April 24, 2023. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About William D. Charmak Phd NPPES

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

WILLIAM D. CHARMAK PHD (NPI 1710078068) is an individual clinical provider in Nashua, New Hampshire, licensed in New Hampshire (1533) and active in the NPI registry since September 2006. He is enrolled in Medicare PECOS and is a graduate of Other (1988).

NPPES Registry Identity

NPI1710078068
Entity TypeIndividualMale
Primary Taxonomy103TC0700X
Provider Legal NameWILLIAM D. CHARMAKCredential: PHD
Location Address19 TYLER ST STE 103Nashua, NH 03060-2951
Mailing AddressPo Box 3677Nashua, NH 03061-3677 · (603) 577-7900 · Fax (603) 577-7972
Phone(603) 577-5375
Fax(603) 577-5609
Sole ProprietorNo
Medical School CMSOtherGraduated 1988
Enumeration DateSeptember 28, 2006
Last NPPES UpdateApril 24, 2023
NPPES CertifiedApril 10, 2023
✔ NPI 1710078068 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyPsychologist · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code103TC0700X
Licenses✔ Licensed in NH · 1533✔ Licensed in MD · 03296
Definition
A psychologist who provides continuing and comprehensive mental and behavioral health care for individuals and families; consultation to agencies and communities; training, education and supervision; and research-based practice. It is a specialty in breadth -- one that is broadly inclusive of severe psychopathology -- and marked by comprehensiveness and integration of knowledge and skill from a broad array of disciplines within and outside of psychology proper. The scope of clinical psychology encompasses all ages, multiple diversities and varied systems.
Also ListedPsychologist · Cognitive & BehavioralTaxonomy 103TB0200X · License 03296 (MD)
Also ListedPsychologist · CounselingTaxonomy 103TC1900X · License 03296 (MD)
19 TYLER ST STE 103, Nashua, NH 03060
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Other Identifiers 5

Other152136MD · Value Options
Other5339652MD · Aetna
Other36140013MD · Carefirst Dc
Other3162004MD · Ubh/one Net/mamsi
Other54622502MD · Carefirst Bcbs

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Sheld, Anthem Blue Cross and Blue Shield, Harvard Pilgrim Health Care and more.Insurance ›

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

William D. Charmak Phd 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 ID6507936283
PECOS Enrollment IDI20230406000080
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 2

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.

Psychotherapy, 1 hour 90837
Psychotherapy is a therapeutic interaction or treatment between a trained professional and a patient. In a 1-hour session, you'll talk about your feelings, thoughts, and behaviors to help identify and manage mental health issues. This process aids in personal growth, healing, and improved well-being.
79 services14 patients
Psychiatric diagnostic evaluation 90791
A psychiatric diagnostic evaluation is a thorough assessment used to identify any mental health conditions you may have. It involves a detailed discussion about your symptoms, thoughts, feelings and behavior patterns. Your medical history and family's mental health history are also considered.
14 services14 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 03060 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
$174.26 typical visit price
range $57.75 – $174.26
Typical copayment $43.56 (range $14.43 – $43.56)
Most-billed visit code 99205
Established Patient
$101.54 typical visit price
range $18.70 – $142.15
Typical copayment $25.38 (range $4.67 – $35.53)
Most-billed visit code 99214
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 3

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

JULIE KLINK LICSW
Social Worker (Clinical)
19 TYLER ST STE 103
NASHUA, NH 03060
Hillsborough County (603) 281-9709
DR. FRAN FENG YU MD
Family Medicine
19 TYLER ST STE 103
NASHUA, NH 03060
Hillsborough County (603) 577-5345
NICOLE MINASI LCMHC
Counselor (Mental Health)
19 TYLER ST STE 103
NASHUA, NH 03060
Hillsborough County (603) 577-5375

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is William Charmak's NPI number?

The NPI number for William Charmak is 1710078068. It was assigned to this individual provider in the NPPES registry on September 28, 2006.

Where is William Charmak located?

William Charmak practices at 19 Tyler St Ste 103, Nashua, NH 03060. The listed phone number is (603) 577-5375.

What is William Charmak's specialty?

The primary specialty registered for this NPI is Psychologist, specializing in Clinical, with taxonomy code 103TC0700X.

Is William Charmak enrolled in Medicare?

Yes. William Charmak is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does William Charmak accept?

Health plans from Anthem Blue Cross and Blue Sheld, Anthem Blue Cross and Blue Shield, Harvard Pilgrim Health Care, Providence Health Plan and WellSense Health Plan list William Charmak as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for William Charmak was last updated on April 24, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 years 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.