JONATHON FRIEDBERG MD
NPI 1821016833
Internal Medicine - Hematology in Rochester, NY
About Jonathon Friedberg Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JONATHON FRIEDBERG MD (NPI 1821016833) is an individual hematology provider in Rochester, New York, licensed in New York (224820) and active in the NPI registry since July 2006. He is enrolled in Medicare PECOS, is affiliated with Strong Memorial Hospital, and is a graduate of Harvard Medical School (1994).
NPPES Registry Identity
Specialties & Licenses 3
Other Identifiers 1
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
Jonathon Friedberg 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
2Medicare enrollment records show Jonathon Friedberg reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Rochester, NY 14642
- Reassigned Medicare billing, New York enrollment
- 154 clinicians in this Medicare group
Rochester, NY 14642
- Reassigned Medicare billing, New York enrollment
- 1,624 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 6
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.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Strong Memorial Hospital
Acute Care Hospitals · Rochester, NYPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 14642 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.
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.
ROCHESTER, NY 14642
ROCHESTER, NY 14642
ROCHESTER, NY 14642
ROCHESTER, NY 14642
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 Jonathon Friedberg's NPI number?
The NPI number for Jonathon Friedberg is 1821016833. It was assigned to this individual provider in the NPPES registry on July 17, 2006.
Where is Jonathon Friedberg located?
Jonathon Friedberg practices at 601 Elmwood Ave Box Med, Rochester, NY 14642. The listed phone number is (585) 275-0784.
What is Jonathon Friedberg's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Hematology, with taxonomy code 207RH0000X.
Is Jonathon Friedberg enrolled in Medicare?
Yes. Jonathon Friedberg 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 Jonathon Friedberg's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Jonathon Friedberg reassigns Medicare benefits to 2 organizations: Hematology Clinical Group (Rochester, NY) and University Of Rochester (Rochester, NY). 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 Jonathon Friedberg's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Jonathon Friedberg affiliated with any hospitals?
According to CMS data, Jonathon Friedberg is affiliated with Strong Memorial Hospital.
When was this NPI record last updated?
The NPPES record for Jonathon Friedberg was last updated on October 22, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.
# Jonathon Friedberg, MD · NPI 1821016833
Hematology physician in Rochester, New York. Individual provider, active in the CMS NPPES registry since July 17, 2006.
## Identity
- **NPI:** 1821016833 (Entity type: Individual)
- **Enumerated:** July 17, 2006
- **Primary specialty:** Internal Medicine - Hematology · taxonomy 207RH0000X
- **State license:** 224820 (New York)
- **Sole proprietor:** No
## Practice location
- **Address:** 601 ELMWOOD AVE, BOX MED, Rochester, NY 14642-0001
- **Phone:** (585) 275-0784 · **Fax:** (585) 273-5761
## 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:** 2 organizations under Medicare reassignment (form CMS-855R): Hematology Clinical Group (NPI 1821049396, Rochester, NY); University Of Rochester (NPI 1346285657, Rochester, NY) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Harvard Medical School, class of 1994
## Record status
- **NPPES last updated:** October 22, 2007
- **Other identifiers:** Medicare PIN DD1980 (NY)
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Source: [NPI Profile](https://npiprofile.com/npi/1821016833) · Data from the CMS NPPES public registry.