DR. PATRICK JOSEPH MAHER M.D.
NPI 1891010740
Emergency Medicine in New York, NY
About Dr. Patrick Joseph Maher M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. PATRICK JOSEPH MAHER M.D. (NPI 1891010740) is an individual emergency medicine provider in New York, New York, licensed in New York (288541) and active in the NPI registry since April 2010. He is enrolled in Medicare PECOS and is a graduate of Other (2010).
NPPES Registry Identity
Specialties & Licenses 4
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
Dr. Patrick Joseph Maher 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 Reassignments
8Medicare enrollment records show Patrick Maher reassigns Medicare billing to 8 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
New York, NY 10029
- Reassigned Medicare billing, New York enrollment
- 1,067 clinicians in this Medicare group
New York, NY 10029
- Reassigned Medicare billing, New York enrollment
- Also billed through NPI 1215488127 (New York), NPI 1346908662 (New York)
- 345 clinicians in this Medicare group
New York, NY 10024
- Reassigned Medicare billing, New York enrollment
- 245 clinicians in this Medicare group
Elmhurst, NY 11373
- Reassigned Medicare billing, New York enrollment
- 836 clinicians in this Medicare group
Palm Springs, CA 92262
- Reassigned Medicare billing, California enrollment
- 126 clinicians in this Medicare group
Gilroy, CA 95020
- Reassigned Medicare billing, California enrollment
- Also billed through NPI 1629301346 (California), NPI 1043354020 (California)
- 2,460 clinicians in this Medicare group
Fremont, CA 94538
- Reassigned Medicare billing, California enrollment
- 103 clinicians in this Medicare group
San Jose, CA 95128
- Reassigned Medicare billing, California enrollment
- 197 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 10029 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 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
NEW YORK, NY 10029
NEW YORK, NY 10029
NEW YORK, NY 10029
NEW YORK, NY 10029
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 Patrick Maher's NPI number?
The NPI number for Patrick Maher is 1891010740. It was assigned to this individual provider in the NPPES registry on April 5, 2010.
Where is Patrick Maher located?
Patrick Maher practices at 1 Gustave L Levy Pl, New York, NY 10029. The listed phone number is (212) 241-0896.
What is Patrick Maher's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Patrick Maher enrolled in Medicare?
Yes. Patrick Maher 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 Patrick Maher's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Patrick Maher reassigns Medicare benefits to 8 organizations: Fpa Hospital Based (New York, NY), Icahn School Of Medicine At Mount Sinai (New York, NY), Icahn School Of Medicine At Mount Sinai (New York, NY), Icahn School Of Medicine At Mount Sinai (Elmhurst, NY), Cep America - Intensivists PC (Palm Springs, CA) and 3 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 Patrick Maher'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 Patrick Maher was last updated on July 24, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.
# Dr. Patrick Joseph Maher, M.D. · NPI 1891010740
Emergency Medicine physician in New York, New York. Individual provider, active in the CMS NPPES registry since April 5, 2010.
## Identity
- **NPI:** 1891010740 (Entity type: Individual)
- **Enumerated:** April 5, 2010
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** 288541 (New York)
- **Sole proprietor:** No
## Practice location
- **Address:** 1 GUSTAVE L LEVY PL, New York, NY 10029-6504
- **Phone:** (212) 241-0896 · **Fax:** (212) 534-3488
## 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:** 8 organizations under Medicare reassignment (form CMS-855R): Fpa Hospital Based (NPI 1629319413, New York, NY); Icahn School Of Medicine At Mount Sinai (NPI 1518228550, New York, NY); Icahn School Of Medicine At Mount Sinai (NPI 1124392238, New York, NY); Icahn School Of Medicine At Mount Sinai (NPI 1063766038, Elmhurst, NY); Cep America - Intensivists PC (NPI 1033843941, Palm Springs, CA); and 3 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2010
## Record status
- **NPPES last updated:** July 24, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1891010740) · Data from the CMS NPPES public registry.