What is John Holden's NPI number?

John Holden's National Provider Identifier (NPI) is 1992856892, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is John Holden's specialty?

John Holden is listed in the NPPES registry with a primary specialty of Obstetrics & Gynecology Physician (Allopathic & Osteopathic Physicians).

Where is John Holden located?

John Holden's practice location on file with NPPES is 1221 E State St, Rockford, IL 61104-2231.

What is John Holden's phone number?

The practice phone number listed in the NPPES registry for John Holden is (815) 972-1000.

Does John Holden accept Medicare?

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

Is John Holden's NPI active?

Yes — John Holden's NPI (1992856892) is active in the NPPES registry as of the last update on 2013-12-09.

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John Holden, M.D.

NPI 1992856892 · Obstetrics & Gynecology Physician · Rockford, IL

John Holden, M.D. is a Obstetrics & Gynecology Physician provider in Rockford, IL (NPI 1992856892).

Provider details

NPI number: 1992856892
Entity type: Individual
Primary specialty: Obstetrics & Gynecology PhysicianAllopathic & Osteopathic Physicians
Credential: M.D.
Sex: Male
Sole proprietor: No
License: 036-086824 (IL)

Practice location

1221 E State St

Suite 9

Rockford, IL 61104-2231

Phone: (815) 972-1000

Fax: (815) 972-1086

Street-level locationGet directions

More IL providers

Mailing address

1221 E State St

Rockford, IL 61104-2231

Specialties & taxonomies

Obstetrics & Gynecology PhysicianPrimary207V00000XLicense 036086824 (IL)
Allopathic & Osteopathic Physicians
Specialist174400000XLicense 036-086824 (IL)
Other Service Providers

Enrolled with Medicare as Practitioner - Obstetrics/Gynecology · source: CMS PECOS Public Provider Enrollment (2026.04.01)

Profile Score

Detailed profile(90/100 index)

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

Registry tenure38% of score
19 yrs in NPPES registry
Profile completeness38% of score
100% of core fields populated
Practice footprint23% of score
1 documented practice location

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.

Enumerated: 2007-01-16
Last updated: 2013-12-09

Frequently asked questions

What is John Holden's NPI number?: John Holden's National Provider Identifier (NPI) is 1992856892, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is John Holden's specialty?: John Holden is listed in the NPPES registry with a primary specialty of Obstetrics & Gynecology Physician (Allopathic & Osteopathic Physicians).
Where is John Holden located?: John Holden's practice location on file with NPPES is 1221 E State St, Rockford, IL 61104-2231.
What is John Holden's phone number?: The practice phone number listed in the NPPES registry for John Holden is (815) 972-1000.
Does John Holden accept Medicare?: John Holden is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
Is John Holden's NPI active?: Yes — John Holden's NPI (1992856892) is active in the NPPES registry as of the last update on 2013-12-09.

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

Registry dates

Frequently asked questions

Specialties & taxonomies

Profile Score

Frequently asked questions