Jeffrey Lammers, M.D.
Psychiatry Physician · Grand Junction, CO
Jeffrey Lammers, M.D. is a psychiatry physician with a practice address in Grand Junction, Colorado, and NPI 1568585271, issued on Apr 9, 2007. Check the license (Colorado 53919, as entered in NPPES) on the Colorado Medical Board; the Medicare figures below come from public CMS files.
- Name
- Jeffrey Lammers
- Credential
- M.D.
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License numbers
- 53919 CO
46891-20 WI
Self-reported in NPPES; status is on the state search - Practice location
- 515 28 3/4 RD, Grand Junction, CO 81501
- Phone
- (970) 241-6023
- Enumerated
- Apr 9, 2007
- Record last updated
- Jun 24, 2014 (not updated in 12 years: call before relying on the address or phone)
- Fax
- (970) 242-8330
- Entity
- Type 1 · individual
8 nearest psychiatry physician records → All 990 in Colorado → Look up another NPI →
Also registered at 515 28 3/4 RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Sharon Abeyta, LPCProfessional Counselor1275659047
- Julie Albright, MAProfessional Counselor1609824663
- Lynn Ames, PMHNP-BCPsychiatric/Mental Health Nurse Practitioner1548996655
- Michele Ames Hodges, PSYD, LPC/MHSPProfessional Counselor1689742454
- Rachell Andersen, BSCase Manager/Care Coordinator1265915870
- Estelle AvilaCommunity Health Worker1013294602
Verify Jeffrey Lammers in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersColorado Medical Board
Search for license 53919Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
96% fewer Medicare Part D claims than the average psychiatry physician in 2024
42 Medicare Part D claims, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.
Most prescribed
- Mirtazapine13 claims
- Clozapine12 claims
- Quetiapine Fumarate12 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.
Jeffrey Lammers among 990 psychiatry physician records in Colorado
Jeffrey Lammers, M.D. is one of 990 psychiatry physician records with a practice address in Colorado. 65% 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, 42% newer
- In a Medicare fileYes · 65% of these records are
- In the CMS Doctors and Clinicians fileNo · 35% of these records are
- Record last updated2014 · 55% 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 Colorado practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Psychiatry Physician providers in Colorado
There are 990 psychiatry physician records in Colorado.
All 990 in Colorado → Every provider in Grand Junction → Psychiatry Physician nationwide →
The 8 psychiatry physician records with the nearest ZIP codes
- Matthew Burson, MDGrand Junction, CO 815011316903834
- Randal France, M.D.Grand Junction, CO 815011619987039
- Gloria GageGrand Junction, CO 815011720188337
- Roger Jacobson, M.D.Grand Junction, CO 815011962560839
- Patricia Lapkin, MDGrand Junction, CO 815011851308993
- Charles Lear, MDGrand Junction, CO 815011578520979
- Francis Lotrich, MD,PHDGrand Junction, CO 815011104890359
- Thomas Newton, MDGrand Junction, CO 815011629003488
Common questions
What is Jeffrey Lammers, M.D.'s NPI number?
Jeffrey Lammers, M.D.'s National Provider Identifier (NPI) is 1568585271, issued on Apr 9, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Jeffrey Lammers, M.D. located?
The NPPES record lists a practice address at 515 28 3/4 RD, Grand Junction, CO, 81501. Phone: (970) 241-6023. Providers update this record themselves, so call before visiting.
How can I verify Jeffrey Lammers, M.D.'s license?
NPPES lists Colorado license number 53919, as entered by the provider. Search the Colorado Medical Board at https://dpo.colorado.gov/Medical. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Jeffrey Lammers, M.D. prescribe under Medicare Part D?
In 2024, Jeffrey Lammers, M.D. had 42 Medicare Part D claims; 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.