NPPES file of Aug 9, 2026

Mary Lanham Chappell, M.D.

Obstetrics & Gynecology Physician · Marietta, GA

Mary Lanham Chappell, M.D. is an obstetrics & gynecology physician with a practice address in Marietta, Georgia, and NPI 1336199462, issued on May 11, 2006. Check the license (Georgia 46779, as entered in NPPES) on the Georgia Composite Medical Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1336199462
Name
Mary Lanham Chappell
Credential
M.D.
Primary taxonomy
Obstetrics & Gynecology Physician 207V00000X
License number
46779 GA
Self-reported in NPPES; status is on the state search
Practice location
699 Church St NE, Marietta, GA 30060
Phone
(770) 422-8700
Enumerated
May 11, 2006
Record last updated
Jan 15, 2014 (not updated in 12 years: call before relying on the address or phone)
Fax
(700) 425-7601
Medicaid ID
00834963A GA
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 699 Church St NE

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Carlos Alarcon, M.D.Obstetrics & Gynecology Physician1568481539
  2. Lloyd Bardwell, MDObstetrics & Gynecology Physician1255321303
  3. Gregg Bauer, M.D.Obstetrics & Gynecology Physician1962477380
  4. Alyssa Bowers-Zamani, MDObstetrics & Gynecology Physician1437336070
  5. Christina BrownSurgical Assistant1093647356
  6. Joseph Bryant, M.D.Obstetrics & Gynecology Physician1649414202

Verify Mary Lanham Chappell in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersGeorgia Composite Medical Board
    Search for license 46779    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Georgia license search

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56% fewer Medicare Part D claims than the average obstetrics & gynecology physician in 2024

72 Medicare Part D claims for 27 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D. Brand-name drugs were 21% of claims.

  1. Mary Chappell72
  2. Specialty average165

Most prescribed

  1. Estradiol13 claims
  2. Valacyclovir12 claims
  3. Progesterone11 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Industry payments in 2024: $375.62

17 payments; by number, the most common kind was food and beverage; the largest payer was Astellas Pharma US Inc. The 21,429 providers of this specialty with any payment received $1,030.61 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Mary Chappell$375.62
  2. Specialty average$1,030.61

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

79 obstetrics & gynecology physician records list a practice address in Marietta

They are 79 of the 6,900 NPPES records with a practice address in Marietta, and 1,430 obstetrics & gynecology physician records in Georgia.

All 79 in Marietta → All 1,430 in Georgia → Every provider in Marietta →

Other obstetrics & gynecology physician records in Georgia

  1. Demetria Aaron, M.D.Canton, GA1881888915
  2. Cynthia Abam, MDAtlanta, GA1629606884
  3. Janice AbernathySavannah, GA1801445770
  4. Sarah Adam, M.D.,Macon, GA1215481056
  5. Judonn Adams, M.D.Fayetteville, GA1285698480
  6. Kristan Adams, M.D.Atlanta, GA1730188541
  7. Julianne Adams Birt, M.D.Conyers, GA1073506549
  8. Valerie Adams-Cruel, M.D.Albany, GA1386793354
  9. Donna Adams-Pickett, M.D.Augusta, GA1063442127
  10. David Adcock, M.D.Tifton, GA1497738561

Common questions

What is Mary Lanham Chappell, M.D.'s NPI number?

Mary Lanham Chappell, M.D.'s National Provider Identifier (NPI) is 1336199462, issued on May 11, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Mary Lanham Chappell, M.D. located?

The NPPES record lists a practice address at 699 Church St NE, Marietta, GA, 30060. Phone: (770) 422-8700. Providers update this record themselves, so call before visiting.

How can I verify Mary Lanham Chappell, M.D.'s license?

NPPES lists Georgia license number 46779, as entered by the provider. Search the Georgia Composite Medical Board at https://medicalboard.georgia.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Mary Lanham Chappell, M.D. prescribe under Medicare Part D?

In 2024, Mary Lanham Chappell, M.D. had 72 Medicare Part D claims for 27 beneficiaries; the average among obstetrics & gynecology physician prescribers was 165. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.