Vernon Ian Nathaniel
Psychiatry Physician · Pittsburgh, PA
Vernon Ian Nathaniel is a psychiatry physician with a practice address in Pittsburgh, Pennsylvania, and NPI 1699933705, issued on May 26, 2008. Check the license (Pennsylvania MD434807, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.
- Name
- Vernon Ian Nathaniel
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License number
- MD434807 PA
Self-reported in NPPES; status is on the state search - Practice location
- 4117 Liberty Ave, Pittsburgh, PA 15224
- Phone
- (412) 586-2950
- Enumerated
- May 26, 2008
- Record last updated
- Dec 6, 2011 (not updated in 15 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest psychiatry physician records → All 2,662 in Pennsylvania → Look up another NPI →
Also registered at 4117 Liberty Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Vernon Ian Nathaniel in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
Search for license MD434807Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
32% more Medicare Part D claims than the average psychiatry physician in 2024
1,325 Medicare Part D claims for 63 beneficiaries, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D. Brand-name drugs were 16% of claims.
Most prescribed
- Clozapine249 claims
- Invega Sustenna154 claims
- Haloperidol79 claims
- Lithium Carbonate Er72 claims
- Olanzapine63 claims
- Benztropine Mesylate62 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.
Vernon Ian Nathaniel among 2,662 psychiatry physician records in Pennsylvania
Vernon Ian Nathaniel is one of 2,662 psychiatry physician records with a practice address in Pennsylvania. 72% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 54% of them.
- NPI issued2008 · 54% of these records are older, 41% newer
- In a Medicare fileYes · 72% of these records are
- In the CMS Doctors and Clinicians fileNo · 45% of these records are
- Record last updated2011 · 60% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084P0800X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
324 psychiatry physician records list a practice address in Pittsburgh
They are 324 of the 28,866 NPPES records with a practice address in Pittsburgh, and 2,662 psychiatry physician records in Pennsylvania.
All 2,662 in Pennsylvania → Every provider in Pittsburgh → Psychiatry Physician nationwide →
The 8 psychiatry physician records with the nearest ZIP codes
- Angel AugustinPittsburgh, PA 152241093211807
- Michael Marcsisin, M.D.Pittsburgh, PA 152241407052707
- Cristin McDermottPittsburgh, PA 152241740542455
- Prabir Mullick, M.D.Pittsburgh, PA 152241285603126
- Raj Narayan, MDPittsburgh, PA 152241699978163
- Mariel Piechowicz, MDPittsburgh, PA 152241093343543
- Justin Schreiber, DOPittsburgh, PA 152241568757599
- Loren Sobel, M.D.Pittsburgh, PA 152241609184464
Common questions
What is Vernon Ian Nathaniel's NPI number?
Vernon Ian Nathaniel's National Provider Identifier (NPI) is 1699933705, issued on May 26, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Vernon Ian Nathaniel located?
The NPPES record lists a practice address at 4117 Liberty Ave, Pittsburgh, PA, 15224. Phone: (412) 586-2950. Providers update this record themselves, so call before visiting.
How can I verify Vernon Ian Nathaniel's license?
NPPES lists Pennsylvania license number MD434807, as entered by the provider. Search the Pennsylvania Department of State (PALS) at https://www.pals.pa.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Vernon Ian Nathaniel prescribe under Medicare Part D?
In 2024, Vernon Ian Nathaniel had 1,325 Medicare Part D claims for 63 beneficiaries; the average among psychiatry physician prescribers was 1,000. 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.
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.