What is Manuel Diaz's NPI number?

Manuel Diaz's National Provider Identifier (NPI) is 1023384336, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Manuel Diaz's specialty?

Manuel Diaz is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).

Where is Manuel Diaz located?

Manuel Diaz's practice location on file with NPPES is 410 W 10th Ave, Columbus, OH 43210-1240.

What is Manuel Diaz's phone number?

The practice phone number listed in the NPPES registry for Manuel Diaz is (614) 685-2705.

Does Manuel Diaz accept Medicare?

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

Is Manuel Diaz's NPI active?

Yes — Manuel Diaz's NPI (1023384336) is active in the NPPES registry as of the last update on 2025-10-30.

IndividualActiveAccepts Medicare

Manuel Diaz, M.D.

NPI 1023384336 · Internal Medicine Physician · Columbus, OH

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

Manuel Diaz, M.D. is a Internal Medicine Physician provider in Columbus, OH (NPI 1023384336).

Provider details

NPI number: 1023384336
Entity type: Individual
Primary specialty: Internal Medicine PhysicianAllopathic & Osteopathic Physicians
Credential: M.D.
Sex: Male
Sole proprietor: No
License: 45927 (OK)

Specialties & taxonomies

Internal Medicine PhysicianPrimary207R00000XLicense 35C.001135 (OH)
Allopathic & Osteopathic Physicians
Internal Medicine Physician207R00000XLicense 45927 (OK)
Allopathic & Osteopathic Physicians
Hospitalist Physician208M00000XLicense DR.0056688 (CO)
Allopathic & Osteopathic Physicians
Internal Medicine Physician207R00000XLicense CDRH0056688 (CO)
Allopathic & Osteopathic Physicians

Profile Score

Detailed profile(89/100 index)

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

Registry tenure38% of score
14 yrs in NPPES registry
Profile completeness38% of score
100% of core fields populated
Practice footprint23% of score
3 documented practice locations

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.

Practice location

410 W 10th Ave

Columbus, OH 43210-1240

Phone: (614) 685-2705

Fax: (614) 685-5789

Street-level locationGet directions

More OH providers

Mailing address

700 Ackerman Rd Ste 2120

Columbus, OH 43202-1559

Additional practice locations (2)

3827 N Lafayette St
Denver, CO 80205-3339
Phone: (720) 400-7434
6161 S Yale Ave
Tulsa, OK 74136-1902
Phone: (918) 502-1900
Fax: (918) 494-6303

Enumerated: 2012-03-30
Last updated: 2025-10-30
Certified: 2025-10-30

Frequently asked questions

What is Manuel Diaz's NPI number?: Manuel Diaz's National Provider Identifier (NPI) is 1023384336, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Manuel Diaz's specialty?: Manuel Diaz is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
Where is Manuel Diaz located?: Manuel Diaz's practice location on file with NPPES is 410 W 10th Ave, Columbus, OH 43210-1240.
What is Manuel Diaz's phone number?: The practice phone number listed in the NPPES registry for Manuel Diaz is (614) 685-2705.
Does Manuel Diaz accept Medicare?: Manuel Diaz is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
Is Manuel Diaz's NPI active?: Yes — Manuel Diaz's NPI (1023384336) is active in the NPPES registry as of the last update on 2025-10-30.

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