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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

TIMOTHY RYAN DONAHUE M.D.
NPI 1033361282
Surgery in New York, NY

Active since October 21, 2008PECOS Enrolled
525 E 68TH STREET, STARR 8, NEW YORK, NY 10065(646) 962-2300(646) 962-0306 Get Directions Write a Review

NPPES record last updated: September 29, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Sep 29, 2026, Dec 23, 2019 (2 updates tracked since 2019).

About Timothy Ryan Donahue M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

TIMOTHY RYAN DONAHUE M.D. (NPI 1033361282) is an individual surgery provider in New York, New York, licensed in New York (346429-01) and active in the NPI registry since October 2008. He is enrolled in Medicare PECOS and is a graduate of Other (2002).

NPPES Registry Identity

NPI1033361282
Entity TypeIndividualMale
Primary Taxonomy208600000X
Provider Legal NameTIMOTHY RYAN DONAHUECredential: M.D.
Location Address525 E 68TH STREET, STARR 8New York, NY 10065
Mailing Address525 E 68th Street, Room F-739 Box 129New York, NY 10065
Phone(646) 962-2300
Fax(646) 962-0306
Sole ProprietorNo
Medical School CMSOtherGraduated 2002
Enumeration DateOctober 21, 2008
Last NPPES UpdateSeptember 29, 20262 updates tracked since enumeration
NPPES CertifiedSeptember 29, 2026
✔ NPI 1033361282 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtySurgeryAllopathic & Osteopathic Physicians
Taxonomy Code208600000X
License✔ Licensed in NY · 346429-01
Definition
A general surgeon has expertise related to the diagnosis - preoperative, operative and postoperative management - and management of complications of surgical conditions in the following areas: alimentary tract; abdomen; breast, skin and soft tissue; endocrine system; head and neck surgery; pediatric surgery; surgical critical care; surgical oncology; trauma and burns; and vascular surgery. General surgeons increasingly provide care through the use of minimally invasive and endoscopic techniques. Many general surgeons also possess expertise in transplantation surgery, plastic surgery and cardiothoracic surgery.
Also ListedSurgery · Surgical OncologyTaxonomy 2086X0206X · License 346429-01 (NY)
525 E 68TH STREET, New York, NY 10065
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Other Identifiers 1

Medicaid00A860400CA

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Timothy Ryan Donahue M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID840343430
PECOS Enrollment IDI20260911002450
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignments

2

Medicare enrollment records show Timothy Donahue reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

The Regents Of The University Of California
2,463 mi
Surgical Oncology
200 MEDICAL PLZ, SUITE 120
Los Angeles, CA 90095
  • Reassigned Medicare billing, California enrollment
  • 18 clinicians in this Medicare group
NPI 1902861297 (310) 794-1646
Ucla Associated General Surgeons
2,464 mi
Surgery
100 UCLA MEDICAL PLZ STE 700
Los Angeles, CA 90024
  • Reassigned Medicare billing, California enrollment
  • 83 clinicians in this Medicare group
NPI 1730147372 (310) 206-0367

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 8

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.

New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204
This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.
36 services36 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
32 services30 patients
New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more 99205
This is a first-time patient visit where a healthcare professional spends 60-74 minutes with you. It involves a comprehensive evaluation, including your medical history and current health condition. They'll also advise on preventive health measures and formulate a treatment plan if needed.
28 services28 patients
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
24 services22 patients
Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215
This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.
15 services15 patients
Repair of abdomen using abdominal lining graft 49905
This procedure involves repairing a damaged part of your abdomen with a graft, or patch, made from your own abdominal lining. It aims to strengthen the area and promote healing. Rest assured, it's performed by skilled surgeons.
14 services14 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 10065 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$102.04 typical visit price
range $65.69 – $198.19
Typical copayment $25.51 (range $16.42 – $49.54)
Most-billed visit code 99203
Established Patient
$81.44 typical visit price
range $21.20 – $160.66
Typical copayment $20.36 (range $5.30 – $40.16)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 17

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

ROSE L CARLSON
Internal Medicine (Hospice and Palliative Medicine)
525 E 68TH STREET, DIVISION OF GERIATRICS & PALLIATIVE MEDICINE
NEW YORK, NY 10065
New York County (212) 746-1664
MRS. TARA N CORSO PA-C
Physician Assistant
525 E 68TH STREET
NEW YORK, NY 10065
New York County (212) 746-5454
PAUL B MARTIN MD
Hospitalist
525 E 68TH STREET, STARR 5
NEW YORK, NY 10065
New York County (212) 746-4071
DR. DANIEL JOSEPH HOLZWANGER M.D.
Radiology (Vascular & Interventional Radiology)
525 E 68TH STREET, PAYSON PAVILION 5
NEW YORK, NY 10065
New York County (212) 746-2771
ROBERT J WINCHELL MD
Surgery
525 E 68TH STREET, STARR 8
NEW YORK, NY 10065
New York County (646) 962-8490
MRS. AVANI BARAL M.D.
Radiology (Diagnostic Radiology)
525 E 68TH STREET
NEW YORK, NY 10065
New York County (212) 746-2059
KOFI ATIEMO MD
Transplant Surgery
525 E 68TH STREET
NEW YORK, NY 10065
New York County (212) 746-5330
MS. MARZENA KATHY ROMANSKI P.T.
Physical Therapist
525 E 68TH STREET
NEW YORK, NY 10065
New York County (212) 746-1550

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 Timothy Donahue's NPI number?

The NPI number for Timothy Donahue is 1033361282. It was assigned to this individual provider in the NPPES registry on October 21, 2008.

Where is Timothy Donahue located?

Timothy Donahue practices at 525 E 68th Street Starr 8, New York, NY 10065. The listed phone number is (646) 962-2300.

What is Timothy Donahue's specialty?

The primary specialty registered for this NPI is Surgery with taxonomy code 208600000X.

Is Timothy Donahue enrolled in Medicare?

Yes. Timothy Donahue is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Timothy Donahue's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Timothy Donahue reassigns Medicare benefits to 2 organizations: The Regents Of The University Of California (Los Angeles, CA) and Ucla Associated General Surgeons (Los Angeles, CA). 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 Timothy Donahue'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 Timothy Donahue was last updated on September 29, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 21 days 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.