JOHN J DOWLING MD
NPI 1700872330
Internal Medicine in Newton, MA
About John J Dowling Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JOHN J DOWLING MD (NPI 1700872330) is an individual internal medicine provider in Newton, Massachusetts, licensed in Massachusetts (36549) and active in the NPI registry since September 2005. He is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
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 (PECOS)
John J Dowling Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show John Dowling reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Watertown, MA 02472
- Reassigned Medicare billing, Massachusetts enrollment
- 1,103 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 02458 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 11
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
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 Dowling's NPI number?
The NPI number for John Dowling is 1700872330. It was assigned to this individual provider in the NPPES registry on September 20, 2005.
Where is John Dowling located?
John Dowling practices at 29 Crafts St Suite 400, Newton, MA 02458. The listed phone number is (617) 964-7530.
What is John Dowling's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is John Dowling enrolled in Medicare?
Yes. John Dowling is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for John Dowling's services?
According to the CMS Revalidation Reassignment List (October 2026 release), John Dowling reassigns Medicare benefits to Steward Medical Group, Inc (Watertown, MA). The 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 Dowling'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 John Dowling 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 3 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.
# John J Dowling, MD · NPI 1700872330
Internal Medicine physician in Newton, Massachusetts. Individual provider, active in the CMS NPPES registry since September 20, 2005.
## Identity
- **NPI:** 1700872330 (Entity type: Individual)
- **Enumerated:** September 20, 2005
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** 36549 (Massachusetts)
- **Sole proprietor:** No
## Practice location
- **Address:** 29 CRAFTS ST, SUITE 400, Newton, MA 02458-1275
- **Phone:** (617) 964-7530 · **Fax:** (617) 964-5479
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** Steward Medical Group, Inc (NPI 1629398219, Watertown, MA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** July 13, 2026
- **Other identifiers:** Medicaid 2032449 (MA)
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Source: [NPI Profile](https://npiprofile.com/npi/1700872330) · Data from the CMS NPPES public registry.