NPPES file of Aug 9, 2026

Ernesto Santistevan, PH.D.

Prescribing (Medical) Psychologist · Santa Fe, NM

Ernesto Santistevan, PH.D. is a prescribing (medical) psychologist with a practice address in Santa Fe, New Mexico, and NPI 1114137684, issued on May 23, 2007. Check the license (New Mexico 688, as entered in NPPES) with the New Mexico board that licenses this profession; 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
1114137684
Name
Ernesto Santistevan
Credential
PH.D.
Primary taxonomy
Prescribing (Medical) Psychologist 103TP0016X
License number
688 NM
Self-reported in NPPES; status is on the state search
Practice location
4001 Office Court Dr Ste 1008, Santa Fe, NM 87507
Phone
(505) 577-2607
Enumerated
May 23, 2007
Record last updated
Mar 18, 2026
Fax
(505) 982-1096
Medicaid ID
Z0874 NM
Medicare enrollment
Enrolled (PECOS I20071109000048); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Verify Ernesto Santistevan in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich New Mexico board licenses this profession
    Search for license 688
    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
Find the New Mexico license search

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82% fewer Medicare Part D claims than the average prescribing (medical) psychologist in 2024

162 Medicare Part D claims for 24 beneficiaries, against an average of 905 among the 106 providers of this specialty who prescribed in Part D.

  1. Ernesto Santistevan162
  2. Specialty average905

Most prescribed

  1. Bupropion Xl17 claims
  2. Olanzapine13 claims
  3. Quetiapine Fumarate12 claims
  4. Sertraline Hcl12 claims
  5. Hydroxyzine Pamoate11 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.

Bills Medicare through 2 group practices

  1. Santa FE Mountain Center IncSanta Fe, NM
  2. The Life LinkSanta Fe, NM

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Ernesto Santistevan among 37 prescribing (medical) psychologist records in New Mexico

Ernesto Santistevan, PH.D. is one of 37 prescribing (medical) psychologist records with a practice address in New Mexico. 70% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 38% of them.

  • NPI issued2007 · 38% of these records are older, 32% newer
  • In a Medicare fileYes · 70% of these records are
  • In the CMS Doctors and Clinicians fileYes · 54% of these records are
  • Graduated1996 · median 2003 among the 20 with a school on file
  • Record last updated2026 · 51% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 103TP0016X and a New Mexico practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Prescribing (Medical) Psychologist providers in New Mexico

There are 37 prescribing (medical) psychologist records in New Mexico.

The 8 prescribing (medical) psychologist records with the nearest ZIP codes

  1. William Bernstein, PH.D.Santa Fe, NM 875051164439600
  2. Elaine Foster, PH.D.Santa Fe, NM 875051093774861
  3. Henry Koehn, PH.D., MSCPLos Alamos, NM 875441982385472
  4. Diane Starkenburg, PSYD, MSCPLos Alamos, NM 875441558464958
  5. James Mash, PHDTaos, NM 875711972553238
  6. Robert Sherrill, PHDFarmington, NM 874011376524793
  7. Jonathan Leggett, PHDGallup, NM 873011831497783
  8. John Courtney, PSY.D., M.P.Socorro, NM 878011023179538

Common questions

What is Ernesto Santistevan, PH.D.'s NPI number?

Ernesto Santistevan, PH.D.'s National Provider Identifier (NPI) is 1114137684, issued on May 23, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Ernesto Santistevan, PH.D. located?

The NPPES record lists a practice address at 4001 Office Court Dr Ste 1008, Santa Fe, NM, 87507. Phone: (505) 577-2607. Providers update this record themselves, so call before visiting.

How can I verify Ernesto Santistevan, PH.D.'s license?

NPPES lists New Mexico license number 688, as entered by the provider. Search the New Mexico board that licenses this profession; the NPPES record confirms identity only.

How much does Ernesto Santistevan, PH.D. prescribe under Medicare Part D?

In 2024, Ernesto Santistevan, PH.D. had 162 Medicare Part D claims for 24 beneficiaries; the average among prescribing (medical) psychologist prescribers was 905. 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.