What is Jonathan Baker's NPI number?

Jonathan Baker's National Provider Identifier (NPI) is 1275749293, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Jonathan Baker's specialty?

Jonathan Baker is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).

Where is Jonathan Baker located?

Jonathan Baker's practice location on file with NPPES is 510 S Kingshighway Blvd, Saint Louis, MO 63110-1016.

What is Jonathan Baker's phone number?

The practice phone number listed in the NPPES registry for Jonathan Baker is (314) 362-7200.

Does Jonathan Baker accept Medicare?

Jonathan Baker is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.

Is Jonathan Baker's NPI active?

Yes — Jonathan Baker's NPI (1275749293) is active in the NPPES registry as of the last update on 2025-04-15.

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Jonathan Baker, MD

NPI 1275749293 · Diagnostic Radiology Physician · Saint Louis, MO

Jonathan Baker, MD is a Diagnostic Radiology Physician provider in Saint Louis, MO (NPI 1275749293).

Provider details

NPI number: 1275749293
Entity type: Individual
Primary specialty: Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
Credential: MD
Sex: Male
Sole proprietor: No
License: 2006038048 (MO)

Practice location

510 S Kingshighway Blvd

Dept Radiology

Saint Louis, MO 63110-1016

Phone: (314) 362-7200

Fax: (314) 747-4189

Street-level locationGet directions

More MO providers

Mailing address

Po Box 7412011

Chicago, IL 60674-2011

Specialties & taxonomies

Diagnostic Radiology PhysicianPrimary2085R0202XLicense 2006038048 (MO)
Allopathic & Osteopathic Physicians

Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)

Profile Score

Detailed profile(80/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure28% of score
19 yrs in NPPES registry
Profile completeness28% of score
100% of core fields populated
Practice footprint17% of score
1 documented practice location
Medicare service volume (vs. specialty peers)28% of score
3,030 Medicare services, 2024 (ranked within specialty)

Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.

What this provider does (Medicare)

Based on Medicare fee-for-service claims, 2024; not all care is captured.

Service (HCPCS)	Medicare services	Typical Medicare-allowed (2024)
X-Ray of Knee, 3 Views73562	207	$9
X-Ray of Shoulder, Minimum of 2 Views73030	186	$9
X-Ray of Hip, 2-3 Views73502	180	$10
X-Ray of Knee, 1-2 Views73560	164	$8
X-Ray of Shoulder, Minimum of 2 Views73030	159	$9
X-Ray of Knee, 4 Or More Views73564	152	$11
X-Ray of Knee, 3 Views73562	124

Enumerated: 2007-05-15
Last updated: 2025-04-15

Frequently asked questions

What is Jonathan Baker's NPI number?: Jonathan Baker's National Provider Identifier (NPI) is 1275749293, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Jonathan Baker's specialty?: Jonathan Baker is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
Where is Jonathan Baker located?: Jonathan Baker's practice location on file with NPPES is 510 S Kingshighway Blvd, Saint Louis, MO 63110-1016.
What is Jonathan Baker's phone number?: The practice phone number listed in the NPPES registry for Jonathan Baker is (314) 362-7200.
Does Jonathan Baker accept Medicare?: Jonathan Baker is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
Is Jonathan Baker's NPI active?: Yes — Jonathan Baker's NPI (1275749293) is active in the NPPES registry as of the last update on 2025-04-15.

Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.

Provider details

Practice location

Mailing address

Specialties & taxonomies

Profile Score

What this provider does (Medicare)

Registry dates

Frequently asked questions

Specialties & taxonomies

Frequently asked questions

Profile Score

What this provider does (Medicare)