DR. MARK STUART NANES (M.D., PH.D.) – Endocrinology, Diabetes & Metabolism Physician, NPI 1649294406

DR. MARK STUART NANES (M.D., PH.D.) is a healthcare provider. based in Decatur, Georgia. specializing in Endocrinology, Diabetes & Metabolism Physician. They hold the professional credentials M.D., PH.D.. They hold a License No. 30842 (GA). The NPI Number for DR. MARK STUART NANES (M.D., PH.D.) is 1649294406

Main info

Male
44 Years Of Experience
Accepts Medicare Assignment
Name
DR. MARK STUART NANES (M.D., PH.D.)
NPI
1649294406
Phone
(404) 321-6111
Address
1670 CLAIRMONT RD
Enumeration Date
26 July 2006
Last Update Date
8 July 2007

Doctor Profile

Medical School Name
OTHER
Secondary Phone
4047787525
Graduation Year
1982 (44 years ago)
PAC ID
3779771480
Group Practice PAC ID
8820901408
Professional Enrollment ID
I20101222000417
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience52
Completeness75
Years active:19State licenses:1Digital endpointsOther names

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Provider Addresses for DR. MARK STUART NANES (M.D., PH.D.)

  • Atlanta VA Medical Center, 1670, Clairmont Road, North Decatur, DeKalb County, Georgia, 30033, United States

    MAIL CODE 111

    DECATUR, GA 300334004

    Phone: (404) 321-6111

    Fax: (404) 417-2943

    Mailing address matches the actual address.

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

No Open Payments data available for this provider.

This can happen when there are no reportable CMS Open Payments records.

Medicare Enrollment & Revalidation

Source: CMS public data · Not endorsed by CMS ·

Educational use only—not medical, billing, or legal advice.

No Medicare enrollment or revalidation data available for this provider in our database.

Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS

Medicare Utilization (FFS)

Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·

Educational use only—not medical, billing, or legal advice.

No Medicare fee-for-service utilization data available for this provider in our database.

Insurance plans in this area (ZIP 30033)

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Group practice members

Group practice members are other physicians who share the same Group Practice PAC ID with this doctor. When doctors form a group practice and register in PECOS as a single entity, they receive a shared identification number. This table lists all providers in the same group practice.
PAC ID: 8820901408View full group profile
NameSpecialtyState
Interventional Cardiology, Cardiovascular Disease (Cardiology), Internal MedicineCA
Internal MedicineGA
Physician AssistantFL
Interventional Radiology, Diagnostic RadiologyKY
Anesthesiology AssistantGA
-CA
D E R M A T O L O G YGA
Interventional Radiology, Diagnostic RadiologyNC
Physician AssistantGA
-GA

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Frequently asked questions

Can I verify DR. MARK STUART NANES (M.D., PH.D.) with an NPI only?
You can start verification with NPI 1649294406 for DR. MARK STUART NANES (M.D., PH.D.), then check state licensing separately.
Does CMS list DR. MARK STUART NANES (M.D., PH.D.) as active?
Yes — DR. MARK STUART NANES (M.D., PH.D.) is active in the NPI listing used on this page.
What taxonomy line describes DR. MARK STUART NANES (M.D., PH.D.)?
For research purposes, treat DR. MARK STUART NANES (M.D., PH.D.) as Endocrinology, Diabetes & Metabolism Physician in this dataset. Clinical services aligned with this taxonomy classification.
Where is DR. MARK STUART NANES (M.D., PH.D.) based?
DR. MARK STUART NANES (M.D., PH.D.) is tied to Decatur, Georgia in the data we show; additional addresses may exist on the full record.
Is the information about DR. MARK STUART NANES (M.D., PH.D.) up to date?
Data updates when providers file changes in NPPES — treat critical facts as "verify if unsure."

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