Maritza Proano, M.D.
Gastroenterology Physician · Pueblo, CO
Maritza Proano, M.D. is a gastroenterology physician with a practice address in Pueblo, Colorado, and NPI 1194742676, issued on Jul 17, 2006. Check the license on the Colorado Medical Board; the Medicare figures below come from public CMS files.
- Name
- Maritza Proano
- Credential
- M.D.
- Primary taxonomy
- Gastroenterology Physician 207RG0100X
- License numbers
- 10153 ND
MD2025-0654 NM
Self-reported in NPPES; status is on the state search - Practice location
- 1600 N Grand Ave, Pueblo, CO 81003
- Phone
- (719) 543-3500
- Enumerated
- Jul 17, 2006
- Record last updated
- Jul 15, 2025
- Fax
- (719) 543-3504
- Medicaid ID
- 13702 ND
- Medicare enrollment
- Enrolled (PECOS I20170228000817); accepts Medicare assignment
- Medical or professional school
- Columbia University College Of Physicians And Surgeons, 1984
- Entity
- Type 1 · individual
8 nearest gastroenterology physician records → All 334 in Colorado → Look up another NPI →
Also registered at 1600 N Grand Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Maritza Proano in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersColorado Medical BoardCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
98% fewer Medicare Part D claims than the average gastroenterology physician in 2024
20 Medicare Part D claims, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of 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
- Digestive Diseases Specialists OF Colorado,llcPueblo, CO
- San Juan Regional Medical Center, Inc.Farmington, NM
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Maritza Proano among 334 gastroenterology physician records in Colorado
Maritza Proano, M.D. is one of 334 gastroenterology physician records with a practice address in Colorado. 84% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 7% of them.
- NPI issued2006 · 7% of these records are older, 53% newer
- In a Medicare fileYes · 84% of these records are
- In the CMS Doctors and Clinicians fileYes · 77% of these records are
- Graduated1984 · median 2003 among the 258 with a school on file
- Record last updated2025 · 49% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RG0100X and a Colorado practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Gastroenterology Physician providers in Colorado
There are 334 gastroenterology physician records in Colorado.
All 334 in Colorado → Every provider in Pueblo → Gastroenterology Physician nationwide →
The 8 gastroenterology physician records with the nearest ZIP codes
- Christopher Calcagno, D.O.Pueblo, CO 810031013178508
- Paula Dionisio, M.D.Pueblo, CO 810031669457263
- Henrique Fernandez, MDPueblo, CO 810031174770614
- William Murchison, MDPueblo, CO 810031417146846
- Lirio Polintan, MDPueblo, CO 810031437115409
- Charles Ruzkowski, MDPueblo, CO 810031669576757
- Rajiv Singh, MDPueblo, CO 810031386138741
- Nathan Vicknair, STUDENTPueblo, CO 810031376171298
Common questions
What is Maritza Proano, M.D.'s NPI number?
Maritza Proano, M.D.'s National Provider Identifier (NPI) is 1194742676, issued on Jul 17, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Maritza Proano, M.D. located?
The NPPES record lists a practice address at 1600 N Grand Ave, Pueblo, CO, 81003. Phone: (719) 543-3500. Providers update this record themselves, so call before visiting.
How can I verify Maritza Proano, M.D.'s license?
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 Maritza Proano, M.D. prescribe under Medicare Part D?
In 2024, Maritza Proano, M.D. had 20 Medicare Part D claims; the average among gastroenterology physician prescribers was 811. 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.