What is Martin Winston's NPI number?

Martin Winston's National Provider Identifier (NPI) is 1649360918, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Martin Winston's specialty?

Martin Winston is listed in the NPPES registry with a primary specialty of Nuclear Medicine Physician (Allopathic & Osteopathic Physicians).

Where is Martin Winston located?

Martin Winston's practice location on file with NPPES is 6501 Coyle Ave, Carmichael, CA 95608-0306.

What is Martin Winston's phone number?

The practice phone number listed in the NPPES registry for Martin Winston is (916) 989-9044.

Is Martin Winston's NPI active?

Yes — Martin Winston's NPI (1649360918) is active in the NPPES registry as of the last update on 2014-06-09.

IndividualActive

Martin Winston, M.D.

NPI 1649360918 · Nuclear Medicine Physician · Carmichael, CA

Martin Winston, M.D. is a Nuclear Medicine Physician provider in Carmichael, CA (NPI 1649360918).

Provider details

NPI number: 1649360918
Entity type: Individual
Primary specialty: Nuclear Medicine PhysicianAllopathic & Osteopathic Physicians
Credential: M.D.
Sex: Male
Sole proprietor: Yes
License: G9922 (CA)

Specialties & taxonomies

Nuclear Medicine PhysicianPrimary207U00000XLicense G9922 (CA)
Allopathic & Osteopathic Physicians

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.

Practice location

6501 Coyle Ave

Carmichael, CA 95608-0306

Phone: (916) 989-9044

Fax: (916) 988-5288

Street-level locationGet directions

More CA providers

Mailing address

Po Box 1202

Orangevale, CA 95662-1202

Enumerated: 2006-10-14
Last updated: 2014-06-09

Frequently asked questions

What is Martin Winston's NPI number?: Martin Winston's National Provider Identifier (NPI) is 1649360918, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Martin Winston's specialty?: Martin Winston is listed in the NPPES registry with a primary specialty of Nuclear Medicine Physician (Allopathic & Osteopathic Physicians).
Where is Martin Winston located?: Martin Winston's practice location on file with NPPES is 6501 Coyle Ave, Carmichael, CA 95608-0306.
What is Martin Winston's phone number?: The practice phone number listed in the NPPES registry for Martin Winston is (916) 989-9044.
Is Martin Winston's NPI active?: Yes — Martin Winston's NPI (1649360918) is active in the NPPES registry as of the last update on 2014-06-09.

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