DR. MARK ALAN CHASTAIN (MD) – Dermatology Physician, NPI 1790756138

DR. MARK ALAN CHASTAIN (MD) is a healthcare provider. based in Marietta, Georgia. specializing in MICROGRAPHIC DERMATOLOGIC SURGERY (MDS), DERMATOLOGY. They hold the professional credentials MD. They hold a License No. 048995 (GA). The NPI Number for DR. MARK ALAN CHASTAIN (MD) is 1790756138

Main info

Male
30 Years Of Experience
Accepts Medicare Assignment
Name
DR. MARK ALAN CHASTAIN (MD)
NPI
1790756138
Phone
(770) 422-5557
Address
835 COGBURN AVE NW
Enumeration Date
1 February 2006
Last Update Date
12 June 2020

Doctor Profile

Medical School Name
OTHER
Secondary Phone
7062574189
Graduation Year
1996 (30 years ago)
PAC ID
6305870353
Group Practice PAC ID
6800885757
Professional Enrollment ID
I20050920000784
Address ID
GA319044577CO1150XPKWY400

Contacts

Secure Messaging
MChastain@directaddress.net
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience69
Completeness85
Years active:20State licenses:1Other namesUpdated within 12 months

38 MICROGRAPHIC DERMATOLOGIC SURGERY (MDS) in GA

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Provider Addresses for DR. MARK ALAN CHASTAIN (MD)

  • 835, Cogburn Avenue Northwest, Elizabeth, Marietta, Cobb, Georgia, 30060, United States

    SUITE 100

    MARIETTA, GA 300601031

    Phone: (770) 422-5557

    Fax: (770) 422-5456

    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)

CMS reports 57 Open Payments records for all available years, with a total value of $3,081.

Total Amount is formed as General ($3,081) + Research ($0) + Ownership ($0) = $3,081.

Last reported payment date: 2024-12-12 • Largest payer in this snapshot: ABBVIE INC. ($2,299).

Total Amount

$3,081

General + Research + Ownership

Payments

57

Total payment records

General Amount

$3,081

General payments

Research Amount

$0

Research funding

Ownership Amount

$0

Ownership interests

Ownership Count

0

Ownership records

Last Payment Date

2024-12-12

Latest reported date

Top Companies

Largest payers in this snapshot

View all Open Payments →|Open Payments Risk Radar →

Medicare Enrollment & Revalidation

Source: CMS public data · Not endorsed by CMS ·

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

PECOS enrollment status

Participating (accepts Medicare assignment)

Enrollment effective: 2005-09-20

PECOS data refreshed: 2026-05-27

Medicare revalidation (CMS due date list)

Due date not assigned yet

CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.

Enrollment records

1

Earliest due date

Not assigned (TBD)

CMS data updated

2026-06-01

Revalidation progress

  1. Medicare enrolled
  2. On CMS revalidation list
  3. Due date assigned
  4. Revalidate in PECOS

CMS enrollment records

Enrollment IDTypeSpecialtyStateDue date
I20050920000784IMicrographic Dermatologic Surgery (Mds)GATBD

What to do next

  • No action required while the due date shows TBD.
  • Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
  • Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.

Verify on CMS Revalidation Lookup Tool

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.

Top Medicare procedures (2023) · refreshed 2026-05-27

HCPCSDescriptionServicesBeneficiariesMedicare allowed
17312Removal and microscopic exam of growth of head, neck, hands, feet, or genitals, each additional stage, 1-5 tissue blocks986470$0
17311Removal and microscopic exam of growth of head, neck, hands, feet, or genitals, 1-5 tissue blocks979755$0
J7308Aminolevulinic acid hcl for topical administration, 20%, single unit dosage form (354 mg)857506$0
96567Application of light to destroy precancer skin growth732505$0
13132Complicated repair of wound of forehead, cheeks, chin, mouth, neck, underarms, genitals, hands, or feet, 2.6-7.5 cm382358$0
View full utilization report →

Insurance plans in this area (ZIP 30060)

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Provider's Procedures

DR. MARK ALAN CHASTAIN (MD) performs procedures in MICROGRAPHIC DERMATOLOGIC SURGERY (MDS). See the list of HCPCS codes below.
SpecialtyPractice State
HCPCS Code
Description
Service Count
Beneficiary Count
DERMATOLOGYGA13132Repair of wound (2.6 to 7.5 centimeters) of forehead, cheeks, chin, mouth, neck, underarms, genitals, hands, and/or feet2019
DERMATOLOGYGA17003Destruction of 2-14 skin growths26070
DERMATOLOGYGA77300Calculation of radiation therapy dose6022

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: 6800885757View full group profile
NameSpecialtyState
Physician AssistantGA
D E R M A T O L O G YAL
D E R M A T O L O G YMA
Physician AssistantGA
Physician AssistantGA
D E R M A T O L O G YLA
Physician AssistantGA
Physician AssistantGA
D E R M A T O L O G YFL
Micrographic Dermatologic Surgery (Mds), DermatologyGA

Reviews

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Frequently asked questions

What is the 10-digit NPI for DR. MARK ALAN CHASTAIN (MD)?
DR. MARK ALAN CHASTAIN (MD) — NPI 1790756138 — is the standard way to identify this listing.
Does the file indicate DR. MARK ALAN CHASTAIN (MD) is practicing under active NPI?
Directory data currently reports DR. MARK ALAN CHASTAIN (MD) as active.
What is DR. MARK ALAN CHASTAIN (MD)'s primary classification?
Dermatology Physician is the headline specialty for DR. MARK ALAN CHASTAIN (MD) here. Clinical services aligned with this taxonomy classification.
What area does DR. MARK ALAN CHASTAIN (MD) serve?
DR. MARK ALAN CHASTAIN (MD)'s listing highlights Marietta, Georgia; more addresses can appear in NPPES.
Why does DR. MARK ALAN CHASTAIN (MD) have multiple addresses?
2 practice locations appear in the available data. Multiple addresses are common for hospital privileges, telehealth, or multi-site groups.

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