DR. JOHN P GRIFFIN M.D.
NPI 1073526307
Surgery in Biddeford, ME
About Dr. John P Griffin M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. JOHN P GRIFFIN M.D. (NPI 1073526307) is an individual surgery provider in Biddeford, Maine, licensed in Maine (018265) and active in the NPI registry since August 2006. He is enrolled in Medicare PECOS, is affiliated with Maine Medical Center, and maintains a secondary practice location in Portland.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
Other Identifiers 1
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
Dr. John P Griffin 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
3Medicare enrollment records show John Griffin reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Biddeford, ME 04005
- Reassigned Medicare billing, Maine enrollment
- 3,140 clinicians in this Medicare group
Revere, MA 02151
- Reassigned Medicare billing, Massachusetts enrollment
- 6 clinicians in this Medicare group
Beaumont, TX 77707
- Reassigned Medicare billing, Maine and New Hampshire enrollments
- Also billed through NPI 1083883938 (New Hampshire)
- 11 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 11
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.
Maine Medical Center
Acute Care Hospitals · Portland, MEPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 04005 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.
BIDDEFORD, ME 04005
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 John Griffin's NPI number?
The NPI number for John Griffin is 1073526307. It was assigned to this individual provider in the NPPES registry on August 15, 2006.
Where is John Griffin located?
John Griffin practices at 1 Medical Center Dr, Biddeford, ME 04005. The listed phone number is (207) 283-7980.
What is John Griffin's specialty?
The primary specialty registered for this NPI is Surgery with taxonomy code 208600000X.
Is John Griffin enrolled in Medicare?
Yes. John Griffin 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 John Griffin's services?
According to the CMS Revalidation Reassignment List (October 2026 release), John Griffin reassigns Medicare benefits to 3 organizations: Mainehealth (Biddeford, ME), Advantage Surgical And Wound Care Massachusetts PC (Revere, MA) and Robert Marriott Medical Corp (Beaumont, TX). 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 John Griffin's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does John Griffin accept?
Health plans from Ambetter from NH Healthy Families, Anthem Blue Cross and Blue Shield, Harvard Pilgrim Health Care and Taro Health list John Griffin 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 John Griffin affiliated with any hospitals?
According to CMS data, John Griffin is affiliated with Maine Medical Center.
When was this NPI record last updated?
The NPPES record for John Griffin was last updated on May 23, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.
# Dr. John P Griffin, M.D. · NPI 1073526307
Surgery physician in Biddeford, Maine. Individual provider, active in the CMS NPPES registry since August 15, 2006.
## Identity
- **NPI:** 1073526307 (Entity type: Individual)
- **Enumerated:** August 15, 2006
- **Primary specialty:** Surgery · taxonomy 208600000X
- **State license:** 018265 (Maine)
- **Sole proprietor:** No
## Practice location
- **Address:** 1 MEDICAL CENTER DR, Biddeford, ME 04005-9422
- **Phone:** (207) 283-7980 · **Fax:** (207) 283-7793
## 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:** 3 organizations under Medicare reassignment (form CMS-855R): Mainehealth (NPI 1215417019, Biddeford, ME); Advantage Surgical And Wound Care Massachusetts PC (NPI 1164039152, Revere, MA); Robert Marriott Medical Corp (NPI 1073064689, Beaumont, TX) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Jefferson Medical College Of Thomas Jefferson University, class of 2001
## Record status
- **NPPES last updated:** May 23, 2023
- **Other identifiers:** Other 010475799
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Source: [NPI Profile](https://npiprofile.com/npi/1073526307) · Data from the CMS NPPES public registry.