RYAN M BUCHHOLZ M.D.
NPI 1639387236
Internal Medicine in Washington, DC
About Ryan M Buchholz M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
RYAN M BUCHHOLZ M.D. (NPI 1639387236) is an individual internal medicine provider in Washington, District Of Columbia, licensed in Ohio (35091904) and active in the NPI registry since May 2007. He is enrolled in Medicare PECOS and is a graduate of Wright State University Boonshoft School Of Medicine (2004).
NPPES Registry Identity
Specialties & Licenses 3
Other Identifiers 2
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
Ryan M Buchholz 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 Reassignment
Medicare enrollment records show Ryan Buchholz reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Washington, DC 20009
- Reassigned Medicare billing, District of Columbia enrollment
- 343 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 2
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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 20009 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Referred Medical Equipment & Supplies CMS DME claims
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
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.
WASHINGTON, DC 20009
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 Ryan Buchholz's NPI number?
The NPI number for Ryan Buchholz is 1639387236. It was assigned to this individual provider in the NPPES registry on May 18, 2007.
Where is Ryan Buchholz located?
Ryan Buchholz practices at 3020 14th St NW, Washington, DC 20009. The listed phone number is (202) 745-4300.
What is Ryan Buchholz's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Ryan Buchholz enrolled in Medicare?
Yes. Ryan Buchholz 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 organization bills Medicare for Ryan Buchholz's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Ryan Buchholz reassigns Medicare benefits to Unity Health Care, Inc. (Washington, DC). 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 Ryan Buchholz'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 Ryan Buchholz was last updated on August 20, 2009. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.
# Ryan M Buchholz, M.D. · NPI 1639387236
Internal Medicine physician in Washington, District of Columbia. Individual provider, active in the CMS NPPES registry since May 18, 2007.
## Identity
- **NPI:** 1639387236 (Entity type: Individual)
- **Enumerated:** May 18, 2007
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** 35091904 (Ohio)
- **Sole proprietor:** No
## Practice location
- **Address:** 3020 14TH ST NW, Washington, DC 20009-6865
- **Phone:** (202) 745-4300 · **Fax:** (202) 745-0708
## 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:** Unity Health Care, Inc. (NPI 1093894172, Washington, DC), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Wright State University Boonshoft School Of Medicine, class of 2004
## Record status
- **NPPES last updated:** August 20, 2009
- **Other identifiers:** Medicaid 2829363 (OH); Medicare PIN 4241151 (OH)
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Source: [NPI Profile](https://npiprofile.com/npi/1639387236) · Data from the CMS NPPES public registry.