Alan Steven Klein, M.D., FAAP
Pediatrics Physician · Denver, CO
Alan Steven Klein, M.D., FAAP is a pediatrics physician with a practice address in Denver, Colorado, and NPI 1780964312, issued on Aug 26, 2011. Check the license (Colorado 29260, as entered in NPPES) on the Colorado Medical Board; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Alan Steven Klein
- Credential
- M.D., FAAP
- Primary taxonomy
- Pediatrics Physician 208000000X
- License number
- 29260 CO
Self-reported in NPPES; status is on the state search - Practice location
- 1011 S Valentia St, Denver, CO 80247
- Phone
- (303) 257-5026
- Enumerated
- Aug 26, 2011
- Record last updated
- Aug 26, 2011 (not updated in 15 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest pediatrics physician records → All 1,155 in Colorado → Look up another NPI →
Also registered at 1011 S Valentia St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Alan Steven Klein in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersColorado Medical Board
Search for license 29260Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Alan Steven Klein among 1,155 pediatrics physician records in Colorado
Alan Steven Klein, M.D., FAAP is one of 1,155 pediatrics physician records with a practice address in Colorado. 27% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2011, is newer than 72% of them.
- NPI issued2011 · 72% of these records are older, 25% newer
- In a Medicare fileNo · 27% of these records are
- In the CMS Doctors and Clinicians fileNo · 6% of these records are
- Record last updated2011 · 62% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208000000X and a Colorado practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Pediatrics Physician providers in Colorado
There are 1,155 pediatrics physician records in Colorado. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 1,155 in Colorado → Every provider in Denver → Pediatrics Physician nationwide →
The 8 pediatrics physician records with the nearest ZIP codes
- Deirdre Arnholz, MDDenver, CO 802471780769414
- Shira Belman, MDDenver, CO 802471851476592
- Callie Black, MDDenver, CO 802471679658322
- Erin Casey, MDDenver, CO 802471346358108
- Jeffrey Krawcek, MDDenver, CO 802471881638146
- Kathleen Leszcynski, RN, CPN, CDDNDenver, CO 802471124161674
- Donald McGuirk Jr, MDDenver, CO 802471538202080
- Eileen Moore, MDDenver, CO 802471699818146
Common questions
What is Alan Steven Klein, M.D., FAAP's NPI number?
Alan Steven Klein, M.D., FAAP's National Provider Identifier (NPI) is 1780964312, issued on Aug 26, 2011. An NPI identifies a provider in billing; it is not a license.
Where is Alan Steven Klein, M.D., FAAP located?
The NPPES record lists a practice address at 1011 S Valentia St, Denver, CO, 80247. Phone: (303) 257-5026. Providers update this record themselves, so call before visiting.
How can I verify Alan Steven Klein, M.D., FAAP's license?
NPPES lists Colorado license number 29260, 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. 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.