MS. TAM WARCZYNSKI C.R.N.P.
NPI 1750370136
Nurse Practitioner - Family in Bel Air, MD
About Ms. Tam Warczynski C.r.n.p. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MS. TAM WARCZYNSKI C.R.N.P. (NPI 1750370136) is an individual family provider in Bel Air, Maryland, licensed in Maryland (R088501) and active in the NPI registry since October 2005. She is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Ms. Tam Warczynski C.r.n.p. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
2Medicare enrollment records show Tam Warczynski reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Belcamp, MD 21017
- Reassigned Medicare billing, Maryland enrollment
- 4,483 clinicians in this Medicare group
Baltimore, MD 21205
- Reassigned Medicare billing, District of Columbia enrollment
- 80 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 21014 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.
Referred Medical Equipment & Supplies CMS DME claims 3
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
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.
BEL AIR, MD 21014
BEL AIR, MD 21014
BEL AIR, MD 21014
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 Tam Warczynski's NPI number?
The NPI number for Tam Warczynski is 1750370136. It was assigned to this individual provider in the NPPES registry on October 18, 2005.
Where is Tam Warczynski located?
Tam Warczynski practices at 615 W Macphail Rd Suite 106, Bel Air, MD 21014. The listed phone number is (410) 638-8900.
What is Tam Warczynski's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.
Is Tam Warczynski enrolled in Medicare?
Yes. Tam Warczynski is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Tam Warczynski's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Tam Warczynski reassigns Medicare benefits to 2 organizations: Johns Hopkins University (Belcamp, MD) and Johns Hopkins University (Baltimore, MD). 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 Tam Warczynski's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Tam Warczynski was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.
# Ms. Tam Warczynski, C.R.N.P. · NPI 1750370136
Family physician in Bel Air, Maryland. Individual provider, active in the CMS NPPES registry since October 18, 2005.
## Identity
- **NPI:** 1750370136 (Entity type: Individual)
- **Enumerated:** October 18, 2005
- **Primary specialty:** Nurse Practitioner - Family · taxonomy 363LF0000X
- **State license:** R088501 (Maryland)
- **Sole proprietor:** No
## Practice location
- **Address:** 615 W MACPHAIL RD, SUITE 106, Bel Air, MD 21014-4309
- **Phone:** (410) 638-8900
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Johns Hopkins University (NPI 1376342774, Belcamp, MD); Johns Hopkins University (NPI 1124009758, Baltimore, MD) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** July 13, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1750370136) · Data from the CMS NPPES public registry.