DR. JONATHAN L HELD M.D.
NPI 1699767608
Specialist in Ayer, MA
About Dr. Jonathan L Held M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. JONATHAN L HELD M.D. (NPI 1699767608) is an individual specialist in Ayer, Massachusetts, licensed in Massachusetts (60554) and active in the NPI registry since August 2005. He is enrolled in Medicare PECOS and is a graduate of Geisel School Of Medicine At Dartmouth (1985).
NPPES Registry Identity
Specialties & Licenses
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Dr. Jonathan L Held 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.
Areas of Expertise CMS Part B claims 22
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.
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.
Reported Quality Measures
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.
AYER, MA 01432
AYER, MA 01432
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 Jonathan Held's NPI number?
The NPI number for Jonathan Held is 1699767608. It was assigned to this individual provider in the NPPES registry on August 16, 2005.
Where is Jonathan Held located?
Jonathan Held practices at 190 Groton Rd Suite 180, Ayer, MA 01432. The listed phone number is (978) 772-7221.
What is Jonathan Held's specialty?
The primary specialty registered for this NPI is Specialist with taxonomy code 174400000X.
Is Jonathan Held enrolled in Medicare?
Yes. Jonathan Held 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.
What insurance does Jonathan Held accept?
Health plans from Anthem Blue Cross and Blue Shield list Jonathan Held 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.
When was this NPI record last updated?
The NPPES record for Jonathan Held was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 32 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.