MICHAEL B VOLLMAR MD
NPI 1922012392
Psychiatry & Neurology - Psychiatry in Hamden, CT
About Michael B Vollmar Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MICHAEL B VOLLMAR MD (NPI 1922012392) is an individual psychiatry provider in Hamden, Connecticut, licensed in Connecticut (027405) and active in the NPI registry since July 2006. He is enrolled in Medicare PECOS and is a graduate of Wayne State University School Of Medicine (1981).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 3
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Michael B Vollmar Md 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.
Medicare Billing Reassignments
3Medicare enrollment records show Michael Vollmar reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Hamden, CT 06518
- Reassigned Medicare billing, Connecticut enrollment
- 15 clinicians in this Medicare group
Hamden, CT 06514
- Reassigned Medicare billing, Connecticut enrollment
- 3,728 clinicians in this Medicare group
New Haven, CT 06504
- Reassigned Medicare billing, Connecticut enrollment
- 130 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims 5
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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 06518 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
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.
HAMDEN, CT 06518
HAMDEN, CT 06518
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 Michael Vollmar's NPI number?
The NPI number for Michael Vollmar is 1922012392. It was assigned to this individual provider in the NPPES registry on July 28, 2006.
Where is Michael Vollmar located?
Michael Vollmar practices at 60 Washington Ave Suite 304, Hamden, CT 06518. The listed phone number is (203) 281-2890.
What is Michael Vollmar's specialty?
The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Psychiatry, with taxonomy code 2084P0800X.
Is Michael Vollmar enrolled in Medicare?
Yes. Michael Vollmar 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.
Which organizations bill Medicare for Michael Vollmar's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Michael Vollmar reassigns Medicare benefits to 3 organizations: Spectrum Psychiatric Group PC (Hamden, CT), Yale University (Hamden, CT) and Yale New Haven Hospital (New Haven, CT). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Michael Vollmar's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Michael Vollmar accept?
Health plans from Anthem Blue Cross and Blue Shield list Michael Vollmar 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 Michael Vollmar was last updated on January 26, 2012. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.
# Michael B Vollmar, MD · NPI 1922012392
Psychiatry physician in Hamden, Connecticut. Individual provider, active in the CMS NPPES registry since July 28, 2006.
## Identity
- **NPI:** 1922012392 (Entity type: Individual)
- **Enumerated:** July 28, 2006
- **Primary specialty:** Psychiatry & Neurology - Psychiatry · taxonomy 2084P0800X
- **State license:** 027405 (Connecticut)
- **Sole proprietor:** No
## Practice location
- **Address:** 60 WASHINGTON AVE, SUITE 304, Hamden, CT 06518
- **Phone:** (203) 281-2890 · **Fax:** (203) 281-2896
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 3 organizations under Medicare reassignment (form CMS-855R): Spectrum Psychiatric Group PC (NPI 1558420653, Hamden, CT); Yale University (NPI 1134391824, Hamden, CT); Yale New Haven Hospital (NPI 1336139500, New Haven, CT) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Wayne State University School Of Medicine, class of 1981
## Record status
- **NPPES last updated:** January 26, 2012
- **Other identifiers:** Medicare UPIN B20724; Medicare ID-Type Unspecified 260001525 (CT); Medicaid 001274050 (CT)
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Source: [NPI Profile](https://npiprofile.com/npi/1922012392) · Data from the CMS NPPES public registry.