JMIR Mhealth Uhealth
Diabetes MellitusHispanic or LatinoText Messaging
Dr. Henry H. Fischer, MD
NPI1821189952PAC ID4880736453
- Part D claims, 2024
- 1,846
- Publications
- 10
- Hospital affiliations
- 1
- Industry payments
- $16
- Medical group
- 1
- Practice address
- 1100 Federal Boulevard, Denver, CO 80204
- Practice phone
- Call (303) 436-4200
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Sam Sandos Westside Family Health Center
FQHC - Main Site · Denver, Colorado
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Dr. Henry H. Fischer is an internist in Denver, Colorado
Dr. Fischer practices at Sam Sandos Westside Family Health Center in Denver, Colorado.
Dr. Fischer's NPI, 1821189952, was assigned on September 27, 2006. Dr. Fischer graduated from Yale University School of Medicine in 1998. Dr. Fischer holds Colorado license 39608.
NPI and contact details
- NPI
- 1821189952NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4880736453
- NPI enumeration date
- September 27, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (303) 436-4200
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 54
- Medical school graduation
- 1998
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Henry H. Fischer practices at Sam Sandos Westside Family Health Center in Denver, Colorado
Dr. Fischer's primary practice is Sam Sandos Westside Family Health Center, at 1100 Federal Boulevard, Denver, CO 80204 in Denver County. The practice phone is (303) 436-4200.
- Sam Sandos Westside Family Health Center1100 Federal Boulevard, Denver, CO 80204 · Denver CountyPhone(303) 436-4200
Source: Dmand AI Affiliation Data
Dr. Henry H. Fischer is affiliated with 2 sites of care and 1 medical group
Dr. Fischer's primary practice is Sam Sandos Westside Family Health Center in Denver, Colorado. Dr. Fischer is also affiliated with Denver Health Medical Center. The medical group on file is Denver Health.
Sam Sandos Westside Family Health CenterPrimary
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Henry H. Fischer's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Fischer practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Sam Sandos Westside Family Health Center | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Henry H. Fischer is one of 1,668 internists in Colorado
Internal medicine is Dr. Fischer's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Fischer is licensed in Colorado.
Specialties and state licenses
- Internal medicine, ColoradoPrimary
Internists near Dr. Fischer
Counts of internists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Henry H. Fischer's patients have a median age of 64
Across all payers, Dmand AI patient panel data puts Dr. Fischer's median patient age at 64, with 63% women.
Dr. Fischer's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 64
Patient panel by sex, all payers
- Women63%
- Men38%
Source: Dmand AI Patient Panel Data
Dr. Henry H. Fischer wrote 1,846 Medicare Part D claims in 2024
In 2024, Dr. Fischer wrote 1,846 Medicare Part D claims for 192 patients. 81% of them were for generic drugs. CMS names the drug for 1,415 of them, across 49 drugs with 11 or more claims each, at $105,001 in total drug cost. In 2023, CMS named 1,420 claims across 48 drugs.
Part D claims, 20241,846
Drugs named by CMS49
Total drug cost$105,001
Part D patients192
Dr. Fischer's Part D claims by kind of drug, 2024
- Generic1,504 claims81%
- Brand-name319 claims17%
- Other23 claims1%
Dr. Fischer's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. Fischer's Part D claims, 2024
- Opioids8%154 of 1,846 claims
- Antibiotics1%13 of 1,846 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 1,4202024: 1,415No change
Drugs named by CMS: 49 in 2024, 48 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Dr. Henry H. Fischer takes part in Medicare
Dr. Fischer accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Henry H. Fischer has 10 publications on record
Dmand AI links 10 papers to Dr. Fischer, published from 2011 to 2020. 2011 was the busiest year, with 2. The most frequent topics are Diabetes Mellitus, Text Messaging and Self Care. Dr. Fischer has published most often in Am J Manag Care. Dr. Fischer's most frequent co-authors are Thomas D. MacKenzie, MD, Raymond O. Estacio, MD and David M. Ginosar, MD.
Papers10
Years published2011 to 2020
Dr. Fischer's papers by year, 2011 to 2020
Topics Dr. Fischer writes about most
- Diabetes Mellitus
- Text Messaging
- Self Care
- Weight Loss
- Colorado
- Hispanic or Latino
- Prediabetic State
Dr. Fischer's most frequent co-authors
- Thomas D. MacKenzie, MD3 shared papers
- Raymond O. Estacio, MD2 shared papers
- David M. Ginosar, MD2 shared papers
Recent publications by Dr. Fischer
Diabetes Care
Body Mass IndexGlycated HemoglobinPrediabetic State
See who Dr. Fischer researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Fischer works with, so you can find a warm path to the right internists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Henry H. Fischer received $16 in industry payments in 2025
CMS Open Payments shows 1 general payment to Dr. Fischer from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. AstraZeneca Pharmaceuticals LP paid the most, $16.
Companies that paid Dr. Fischer the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Henry H. Fischer graduated from Yale University School of Medicine
Dr. Fischer graduated from Yale University School of Medicine in 1998.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Henry H. Fischer's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Henry H. Fischer
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Henry H. Fischer's NPI number?
Dr. Henry H. Fischer's NPI number is 1821189952. It was assigned on September 27, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Henry H. Fischer?
Dr. Henry H. Fischer is an internist in Denver, Colorado. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Henry H. Fischer practice?
Dr. Fischer practices at 1100 Federal Boulevard, Denver, CO 80204. Dr. Fischer's primary practice is Sam Sandos Westside Family Health Center in Denver, Colorado.
What is Dr. Henry H. Fischer's office phone number?
The practice phone on file for Dr. Fischer is (303) 436-4200.
What is Dr. Henry H. Fischer's medical license number?
Dr. Fischer holds Colorado license 39608.
Which hospitals is Dr. Henry H. Fischer affiliated with?
Dr. Fischer is affiliated with Denver Health Medical Center.
What medical group is Dr. Henry H. Fischer part of?
Dr. Fischer is linked to Denver Health.
Does Dr. Henry H. Fischer accept Medicare?
Yes. CMS lists Dr. Fischer as accepting Medicare assignment.
Where did Dr. Henry H. Fischer go to medical school?
Dr. Fischer graduated from Yale University School of Medicine in 1998.
What drugs does Dr. Henry H. Fischer prescribe most?
In 2024 Medicare Part D data, Dr. Fischer's most prescribed drugs by claims were Atorvastatin Calcium, Amlodipine Besylate and Metformin HCl.
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Has Dr. Henry H. Fischer received payments from drug or device companies?
CMS Open Payments shows $16 in general payments to Dr. Fischer from 1 company from 2025 to 2025. The largest total came from AstraZeneca Pharmaceuticals LP.
How long has Dr. Henry H. Fischer been practicing?
Dr. Fischer graduated from medical school in 1998, 28 years ago.
Does Dr. Henry H. Fischer do research?
Dmand AI links 10 publications to Dr. Fischer, published from 2011 to 2020.
Who does Dr. Henry H. Fischer publish with?
Dr. Fischer's most frequent co-authors are Thomas D. MacKenzie, MD (3 shared papers), Raymond O. Estacio, MD (2 shared papers) and David M. Ginosar, MD (2 shared papers).
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