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AARON R THOMAS D.O.
NPI 1902997885
Family Medicine in Newburyport, MA

Active since September 27, 2006PECOS Enrolled
21 HIGHLAND AVE STE 24, NEWBURYPORT, MA 01950(978) 462-1555(978) 462-1560 Get Directions Write a Review

NPPES record last updated: February 27, 2025. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Feb 27, 2025, Aug 8, 2024 (2 updates tracked since 2024).

About Aaron R Thomas D.o. NPPES

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

AARON R THOMAS D.O. (NPI 1902997885) is an individual family medicine provider in Newburyport, Massachusetts, licensed in Massachusetts (226794) and active in the NPI registry since September 2006. He is enrolled in Medicare PECOS, maintains a secondary practice location in Nashua, and is a graduate of Arizona College Of Osteopathic Medicine Mid Western University (2001).

NPPES Registry Identity

NPI1902997885
Entity TypeIndividualMale
Primary Taxonomy207Q00000X
Provider Legal NameAARON R THOMASCredential: D.O.
Location Address21 HIGHLAND AVE STE 24Newburyport, MA 01950-3873
Mailing Address77 Northeastern BlvdNashua, NH 03062-3161 · (038) 882-3616 · Fax (603) 595-7414
Phone(978) 462-1555
Fax(978) 462-1560
Sole ProprietorNo
Medical School CMSArizona College Of Osteopathic Medicine Mid Western UniversityGraduated 2001
Enumeration DateSeptember 27, 2006
Last NPPES UpdateFebruary 27, 20252 updates tracked since enumeration
NPPES CertifiedFebruary 27, 2025
✔ NPI 1902997885 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
License✔ Licensed in MA · 226794
Definition
Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.
21 HIGHLAND AVE STE 24, Newburyport, MA 01950
Open in Google Maps ↗

Secondary Practice Location 1

Location 145 High StNashua, NH 03060-3312 · Phone (603) 821-7788 · Fax (603) 821-5620

Other Identifiers 1

Medicaid2116049MA

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Aaron R Thomas D.o. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID1052327111
PECOS Enrollment IDI20060227000371, I20240905001314
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

5

Medicare enrollment records show Aaron Thomas reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Zaheen Medical Center LLC
14 mi
Primary Care
231 SUTTON ST STE 1A
North Andover, MA 01845
  • Reassigned Medicare billing, Massachusetts enrollment
  • 3 clinicians in this Medicare group
NPI 1245721240 (978) 655-1042
Global Care Medical Group, P.C.
23 mi
Primary Care
600 CLARK RD
Tewksbury, MA 01876
  • Reassigned Medicare billing, Massachusetts enrollment
  • Medicare enrollment name: Global Care Medical Group PC
  • 21 clinicians in this Medicare group
NPI 1902870884 (978) 453-8261
Harbor Homes, Inc.
30 mi
Public Health or Welfare
45 HIGH ST
Nashua, NH 03060
  • Reassigned Medicare billing, New Hampshire enrollment
  • 25 clinicians in this Medicare group
NPI 1679914519 (603) 821-7788
Community Health Connections, Inc.
48 mi
Federally Qualified Health Center (FQHC)
165 MILL ST
Leominster, MA 01453
  • Reassigned Medicare billing, Massachusetts enrollment
  • 124 clinicians in this Medicare group
NPI 1205566106 (978) 878-8100
Revere Medical Of Massachusetts, PC
51 mi
Internal Medicine
1 PEARL ST STE 2100
Brockton, MA 02301
  • Reassigned Medicare billing, Massachusetts enrollment
  • 264 clinicians in this Medicare group
NPI 1336976539 (508) 897-6040

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 01950 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
$90.70 typical visit price
range $58.86 – $177.36
Typical copayment $22.67 (range $14.71 – $44.34)
Most-billed visit code 99203
Established Patient
$103.48 typical visit price
range $19.11 – $144.84
Typical copayment $25.87 (range $4.77 – $36.21)
Most-billed visit code 99214
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 5

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

BRAIN-MIND INSTITUTE OF NEW ENGLAND
Psychiatry & Neurology (Psychiatry)
21 HIGHLAND AVE STE 24
NEWBURYPORT, MA 01950
Essex County (978) 462-1555
PATRICIA A DOHERTY APRN
Nurse Practitioner (Family)
21 HIGHLAND AVE STE 24
NEWBURYPORT, MA 01950
Essex County (978) 462-1555
HOUTAN GOLZARI M.D.
Internal Medicine
21 HIGHLAND AVE STE 24
NEWBURYPORT, MA 01950
Essex County (978) 462-1555
VICTORIA VATCHER
Nurse Practitioner (Family)
21 HIGHLAND AVE STE 24
NEWBURYPORT, MA 01950
Essex County (978) 462-1555
DR. ANTHONY GIBRAN EATON M.D.
Internal Medicine
21 HIGHLAND AVE STE 24
NEWBURYPORT, MA 01950
Essex County (978) 462-1555

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 Aaron Thomas's NPI number?

The NPI number for Aaron Thomas is 1902997885. It was assigned to this individual provider in the NPPES registry on September 27, 2006.

Where is Aaron Thomas located?

Aaron Thomas practices at 21 Highland Ave Ste 24, Newburyport, MA 01950. The listed phone number is (978) 462-1555.

What is Aaron Thomas's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Is Aaron Thomas enrolled in Medicare?

Yes. Aaron Thomas is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Aaron Thomas's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Aaron Thomas reassigns Medicare benefits to 5 organizations: Zaheen Medical Center LLC (North Andover, MA), Global Care Medical Group, P.C. (Tewksbury, MA), Harbor Homes, Inc. (Nashua, NH), Community Health Connections, Inc. (Leominster, MA) and Revere Medical Of Massachusetts, PC (Brockton, MA). 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 Aaron Thomas's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Aaron Thomas accept?

Health plans from Anthem Blue Cross and Blue Shield list Aaron Thomas 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 Aaron Thomas was last updated on February 27, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 20 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.