NPPES file of Aug 9, 2026

Raymond N. Blum, M.D.

Infectious Disease Physician · Denver, CO

Raymond N. Blum, M.D. is an infectious disease physician with a practice address in Denver, Colorado, and NPI 1588841688, issued on Jan 31, 2008. Check the license (Colorado DR0026323, as entered in NPPES) on the Colorado Medical Board; the Medicare figures below come from public CMS files.

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

NPPES recordNPPES file of Aug 9, 2026
1588841688
Name
Raymond N. Blum
Credential
M.D.
Primary taxonomy
Infectious Disease Physician 207RI0200X
License number
DR0026323 CO
Self-reported in NPPES; status is on the state search
Practice location
1601 E 19TH Ave, Denver, CO 80218
Phone
(303) 831-4774
Enumerated
Jan 31, 2008
Record last updated
Oct 24, 2024
Fax
(303) 839-7750
Medicaid ID
01263235 CO
Medicare enrollment
Enrolled (PECOS I20100827000666); accepts Medicare assignment
Medical or professional school
University Of Colorado School Of Medicine, Denver, 1983
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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8 nearest infectious disease physician records → All 182 in Colorado → Look up another NPI →

Also registered at 1601 E 19TH Ave

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

  1. Margaret Amos, MDObstetrics & Gynecology Physician1932361870
  2. Beverly Anderson, M.D.Neonatal-Perinatal Medicine Physician1134175896
  3. Thomas Anderson, MDPediatrics Physician1346289550
  4. Julie Archibald, PA-CPhysician Assistant1316375157
  5. Keri Bailey, CPNPPediatric Nurse Practitioner1003936121
  6. Rebecca Barkey, REBECCA BARKEY PNNPPerinatal Nurse Practitioner1477596427

Verify Raymond N. Blum in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersColorado Medical Board
    Search for license DR0026323    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 Colorado license search

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Bills Medicare through one group practice

  1. Infectious Disease ConsultantsDenver, CO

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

Raymond N. Blum among 182 infectious disease physician records in Colorado

Raymond N. Blum, M.D. is one of 182 infectious disease physician records with a practice address in Colorado. 79% 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 60% of them.

  • NPI issued2008 · 60% of these records are older, 31% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileYes · 69% of these records are
  • Graduated1983 · median 2004 among the 125 with a school on file
  • Record last updated2024 · 68% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RI0200X and a Colorado practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Infectious Disease Physician providers in Colorado

There are 182 infectious disease physician records in Colorado.

All 182 in Colorado → Every provider in Denver → Infectious Disease Physician nationwide →

The 8 infectious disease physician records with the nearest ZIP codes

  1. John Douglas, M.D.Denver, CO 802181124135793
  2. Wendy Gill, MDDenver, CO 802181467562991
  3. Lauren Jaggers, M.D.Denver, CO 802181396829057
  4. Vimal Jhaveri, MDDenver, CO 802181114331246
  5. Matthew Terra, M.D.Denver, CO 802181720265846
  6. Larry Fisher, MDDenver, CO 802191255333076
  7. Mary Bessesen, M.D.Denver, CO 802201235160672
  8. Westyn Branch-Elliman, MDDenver, CO 802201437318425

Common questions

What is Raymond N. Blum, M.D.'s NPI number?

Raymond N. Blum, M.D.'s National Provider Identifier (NPI) is 1588841688, issued on Jan 31, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Raymond N. Blum, M.D. located?

The NPPES record lists a practice address at 1601 E 19TH Ave, Denver, CO, 80218. Phone: (303) 831-4774. Providers update this record themselves, so call before visiting.

How can I verify Raymond N. Blum, M.D.'s license?

NPPES lists Colorado license number DR0026323, 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.

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.