Tonnie C. Markley, MD
Psychiatry Physician · White Plains, NY
Tonnie C. Markley, MD is a psychiatry physician with a practice address in White Plains, New York, and NPI 1689768251, issued on Oct 3, 2006. Check the license (New York 235780, as entered in NPPES) on the NYS Education Department, Office of the Professions; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Tonnie C. Markley
- Credential
- MD
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License number
- 235780 NY
Self-reported in NPPES; status is on the state search - Practice location
- 21 Bloomingdale Road, White Plains, NY 10605
- Phone
- (914) 997-5766
- Enumerated
- Oct 3, 2006
- Record last updated
- Jul 12, 2007 (not updated in 19 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
Also registered at 21 Bloomingdale Road
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Andrew Bloch, LCSW-RClinical Social Worker1982327532
- Sheila Cherico, LCSWSocial Worker1396948766
- Maryhope Goshea, LMSWSocial Worker1942884101
- Emily Harper, MSN, FNP-BC, BSN, RNFamily Nurse Practitioner1740655828
- Eun KohBehavior Analyst1902229107
- Barnett Meyers, MDPsychiatry Physician1083646269
Verify Tonnie C. Markley in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNYS Education Department, Office of the Professions
Search for license 235780Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
101 psychiatry physician records list a practice address in White Plains
They are 101 of the 4,065 NPPES records with a practice address in White Plains, and 6,589 psychiatry physician records in New York. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 101 in White Plains → All 6,589 in New York → Every provider in White Plains →
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Common questions
What is Tonnie C. Markley, MD's NPI number?
Tonnie C. Markley, MD's National Provider Identifier (NPI) is 1689768251, issued on Oct 3, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Tonnie C. Markley, MD located?
The NPPES record lists a practice address at 21 Bloomingdale Road, White Plains, NY, 10605. Phone: (914) 997-5766. Providers update this record themselves, so call before visiting.
How can I verify Tonnie C. Markley, MD's license?
NPPES lists New York license number 235780, as entered by the provider. Search the NYS Education Department, Office of the Professions at https://www.op.nysed.gov/services/verifications/online-verification-searches. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.
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.