ALLA TAMARKIN-MOSSERI MD
NPI 1407199276
Anesthesiology in New York, NY
About Alla Tamarkin-mosseri Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ALLA TAMARKIN-MOSSERI MD (NPI 1407199276) is an individual anesthesiology provider in New York, New York, licensed in New York (254627) and active in the NPI registry since March 2013. She is enrolled in Medicare PECOS, is affiliated with Medical City Fort Worth, and is a graduate of Rutgers R W Johnson Medical School (cam/new Bruns/pisc) (2008).
NPPES Registry Identity
Specialties & Licenses
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
Alla Tamarkin-mosseri 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
10Medicare enrollment records show Alla Tamarkin-mosseri reassigns Medicare billing to 10 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Addison, TX 75001
- Reassigned Medicare billing, Texas enrollment
- 513 clinicians in this Medicare group
Dallas, TX 75219
- Reassigned Medicare billing, Texas enrollment
- 221 clinicians in this Medicare group
Southlake, TX 76092
- Reassigned Medicare billing, Texas enrollment
- 447 clinicians in this Medicare group
Arlington, TX 76006
- Reassigned Medicare billing, Texas enrollment
- 1,164 clinicians in this Medicare group
Fort Worth, TX 76104
- Reassigned Medicare billing, Texas enrollment
- 509 clinicians in this Medicare group
Burleson, TX 76028
- Reassigned Medicare billing, Texas enrollment
- 429 clinicians in this Medicare group
Fort Worth, TX 76109
- Reassigned Medicare billing, Texas enrollment
- 1,612 clinicians in this Medicare group
Corpus Christi, TX 78412
- Reassigned Medicare billing, Texas enrollment
- 740 clinicians in this Medicare group
Orange, CA 92868
- Reassigned Medicare billing, California enrollment
- 420 clinicians in this Medicare group
- Reassigned Medicare billing, California enrollment
- 420 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.
Hospital Affiliations CMS Care Compare 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Medical City Fort Worth
Acute Care Hospitals · Fort Worth, TXBaylor Scott And White Medical Center Lake Pointe
Acute Care Hospitals · Rowlett, TXMedicare 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.
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 Alla Tamarkin-mosseri's NPI number?
The NPI number for Alla Tamarkin-mosseri is 1407199276. It was assigned to this individual provider in the NPPES registry on March 31, 2013.
Where is Alla Tamarkin-mosseri located?
Alla Tamarkin-mosseri practices at 245 E 58th St Apt 24B, New York, NY 10022. The listed phone number is (973) 704-3395.
What is Alla Tamarkin-mosseri's specialty?
The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.
Is Alla Tamarkin-mosseri enrolled in Medicare?
Yes. Alla Tamarkin-mosseri 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 Alla Tamarkin-mosseri's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Alla Tamarkin-mosseri reassigns Medicare benefits to 10 organizations: Orthomed Staffing LLC (Addison, TX), Metropolitan Anesthesia Consultants, LLP (Dallas, TX), Texas Anesthesia Partners, PLLC (Southlake, TX), Northstar Anesthesia, PA (Arlington, TX), Sound Physicians Anesthesiology Of Texas PLLC (Fort Worth, TX) and 5 more organizations, listed in the Medicare section above. 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 Alla Tamarkin-mosseri's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Alla Tamarkin-mosseri accept?
Health plans from Ambetter from Arizona Complete Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections, Ambetter from Superior HealthPlan and Ambetter of Oklahoma and 3 other insurers list Alla Tamarkin-mosseri 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.
Is Alla Tamarkin-mosseri affiliated with any hospitals?
According to CMS data, Alla Tamarkin-mosseri is affiliated with Medical City Fort Worth and Baylor Scott And White Medical Center Lake Pointe.
When was this NPI record last updated?
The NPPES record for Alla Tamarkin-mosseri was last updated on March 31, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.
# Alla Tamarkin-Mosseri, MD · NPI 1407199276
Anesthesiology physician in New York, New York. Individual provider, active in the CMS NPPES registry since March 31, 2013.
## Identity
- **NPI:** 1407199276 (Entity type: Individual)
- **Enumerated:** March 31, 2013
- **Primary specialty:** Anesthesiology · taxonomy 207L00000X
- **State license:** 254627 (New York)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 245 E 58TH ST APT 24B, New York, NY 10022-1357
- **Phone:** (973) 704-3395
## 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:** 10 organizations under Medicare reassignment (form CMS-855R): Orthomed Staffing LLC (NPI 1225514276, Addison, TX); Metropolitan Anesthesia Consultants, LLP (NPI 1902859697, Dallas, TX); Texas Anesthesia Partners, PLLC (NPI 1144673468, Southlake, TX); Northstar Anesthesia, PA (NPI 1912978610, Arlington, TX); Sound Physicians Anesthesiology Of Texas PLLC (NPI 1295356277, Fort Worth, TX); and 5 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Rutgers R W Johnson Medical School, class of 2008
## Record status
- **NPPES last updated:** March 31, 2013
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Source: [NPI Profile](https://npiprofile.com/npi/1407199276) · Data from the CMS NPPES public registry.