MARTHA TSARKALIS M.D
NPI 1235377276
Family Medicine in Smithtown, NY
About Martha Tsarkalis M.d NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MARTHA TSARKALIS M.D (NPI 1235377276) is an individual family medicine provider in Smithtown, New York, licensed in New York (251788) and active in the NPI registry since January 2009. She is enrolled in Medicare PECOS and is a graduate of Other (2003).
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 and accepts Medicare assignment
Martha Tsarkalis M.d 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 Reassignment
Medicare enrollment records show Martha Tsarkalis reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Smithtown, NY 11787
- Reassigned Medicare billing, New York enrollment
- 2 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 3
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 11787 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 15
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
SMITHTOWN, NY 11787
SMITHTOWN, NY 11787
SMITHTOWN, NY 11787
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 Martha Tsarkalis's NPI number?
The NPI number for Martha Tsarkalis is 1235377276. It was assigned to this individual provider in the NPPES registry on January 29, 2009.
Where is Martha Tsarkalis located?
Martha Tsarkalis practices at 222 Middle Country Rd Suite 103, Smithtown, NY 11787. The listed phone number is (631) 265-2222.
What is Martha Tsarkalis's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is Martha Tsarkalis enrolled in Medicare?
Yes. Martha Tsarkalis 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 organization bills Medicare for Martha Tsarkalis's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Martha Tsarkalis reassigns Medicare benefits to Physicians Private Practice, PLLC (Smithtown, NY). The 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 Martha Tsarkalis'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 Martha Tsarkalis was last updated on May 27, 2010. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.
# Martha Tsarkalis, M.D · NPI 1235377276
Family Medicine physician in Smithtown, New York. Individual provider, active in the CMS NPPES registry since January 29, 2009.
## Identity
- **NPI:** 1235377276 (Entity type: Individual)
- **Enumerated:** January 29, 2009
- **Primary specialty:** Family Medicine · taxonomy 207Q00000X
- **State license:** 251788 (New York)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 222 MIDDLE COUNTRY RD, SUITE 103, Smithtown, NY 11787-2871
- **Phone:** (631) 265-2222 · **Fax:** (631) 265-2227
## 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:** Physicians Private Practice, PLLC (NPI 1730408923, Smithtown, NY), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2003
## Record status
- **NPPES last updated:** May 27, 2010
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Source: [NPI Profile](https://npiprofile.com/npi/1235377276) · Data from the CMS NPPES public registry.