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DONALD RAY FREDERICKS JR. M.D.
NPI 1881089209
Orthopaedic Surgery in Bethesda, MD

Active since April 02, 2015PECOS Enrolled
8901 WISCONSIN AVE, BETHESDA, MD 20889(301) 295-8588 Get Directions Write a Review

NPPES record last updated: December 13, 2022. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Donald Ray Fredericks Jr. M.d. NPPES

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

DONALD RAY FREDERICKS JR. M.D. (NPI 1881089209) is an individual orthopaedic surgery provider in Bethesda, Maryland, licensed in Pennsylvania (MD473692) and active in the NPI registry since April 2015. He is enrolled in Medicare PECOS and maintains a secondary practice location in Gettysburg.

NPPES Registry Identity

NPI1881089209
Entity TypeIndividualMale
Primary Taxonomy207X00000X
Provider Legal NameDONALD RAY FREDERICKS JR.Credential: M.D.
Location Address8901 WISCONSIN AVEBethesda, MD 20889-5600
Mailing Address8901 Wisconsin AveBethesda, MD 20889-5600
Phone(301) 295-8588
Sole ProprietorNo
Enumeration DateApril 2, 2015
Last NPPES UpdateDecember 13, 2022
NPPES CertifiedDecember 13, 2022
✔ NPI 1881089209 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyOrthopaedic SurgeryAllopathic & Osteopathic Physicians
Taxonomy Code207X00000X
Licenses✔ Licensed in PA · MD473692✔ Licensed in PA · FF0138520
Definition
An orthopaedic surgeon is trained in the preservation, investigation and restoration of the form and function of the extremities, spine and associated structures by medical, surgical and physical means. An orthopaedic surgeon is involved with the care of patients whose musculoskeletal problems include congenital deformities, trauma, infections, tumors, metabolic disturbances of the musculoskeletal system, deformities, injuries and degenerative diseases of the spine, hands, feet, knee, hip, shoulder and elbow in children and adults. An orthopaedic surgeon is also concerned with primary and secondary muscular problems and the effects of central or peripheral nervous system lesions of the musculoskeletal system.
Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X
8901 WISCONSIN AVE, Bethesda, MD 20889
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Secondary Practice Location 1

Location 118 Deatrick DrGettysburg, PA 17325-6958 · Phone (717) 339-2500 · Fax (717) 339-2502

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Donald Ray Fredericks Jr. M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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 Reassignment

Medicare enrollment records show Donald Fredericks reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Wellspan Medical Group
46 mi
Family Medicine
52 WATER ST
Thurmont, MD 21788
  • Reassigned Medicare billing, Pennsylvania enrollment
  • 3,080 clinicians in this Medicare group
NPI 1881762995 (301) 271-3535

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 20889 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
$100.31 typical visit price
range $65.18 – $194.86
Typical copayment $25.07 (range $16.29 – $48.71)
Most-billed visit code 99203
Established Patient
$80.66 typical visit price
range $21.40 – $158.88
Typical copayment $20.16 (range $5.35 – $39.72)
Most-billed visit code 99213
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 20

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

DR. TAMMERA NELSON
Pharmacist
8901 WISCONSIN AVE
BETHESDA, MD 20889
Montgomery County (301) 295-4497
DAWOOD TAFTI M.D.
Radiology (Diagnostic Radiology)
8901 WISCONSIN AVE
BETHESDA, MD 20889
Montgomery County (301) 319-8373
DR. ASHLEY BEE BOZZAY
Student in an Organized Health Care Education/Training Program
8901 WISCONSIN AVE
BETHESDA, MD 20889
Montgomery County (301) 295-8588
DR. ADAM JOSEPH MAIER DO
Internal Medicine (Infectious Disease)
8901 WISCONSIN AVE
BETHESDA, MD 20889
Montgomery County (301) 295-4000
SIMAL RUHISHTA ALI DO
General Practice
8901 WISCONSIN AVE
BETHESDA, MD 20889
Montgomery County (301) 295-4900
DR. JACOB L FRIESEN M.D.
Psychiatry & Neurology (Psychiatry)
8901 WISCONSIN AVE, WRNMMC, NICOE, BUILDING 51
BETHESDA, MD 20889
Montgomery County (301) 319-3772
MS. CARLA PATRICE ALEXIS P.T.
Physical Therapist
8901 WISCONSIN AVE
BETHESDA, MD 20889
Montgomery County (301) 295-4880
DR. ANN TALBOT SCHWARTZ MD
Pediatrics
8901 WISCONSIN AVE
BETHESDA, MD 20889
Montgomery County (301) 295-4941

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 Donald Fredericks's NPI number?

The NPI number for Donald Fredericks is 1881089209. It was assigned to this individual provider in the NPPES registry on April 2, 2015.

Where is Donald Fredericks located?

Donald Fredericks practices at 8901 Wisconsin Ave, Bethesda, MD 20889. The listed phone number is (301) 295-8588.

What is Donald Fredericks's specialty?

The primary specialty registered for this NPI is Orthopaedic Surgery with taxonomy code 207X00000X.

Is Donald Fredericks enrolled in Medicare?

Yes. Donald Fredericks is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Donald Fredericks's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Donald Fredericks reassigns Medicare benefits to Wellspan Medical Group (Thurmont, MD). 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 Donald Fredericks'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 Donald Fredericks was last updated on December 13, 2022. 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.