Dr. Timothy Michael Heyden, MD
- Medicare services, 2024
- 152
- Medicare patients, 2024
- 84
- Part D claims, 2024
- 4,870
- Hospital affiliations
- 2
- Industry payments
- $1,566
- Practice address
- 1835 Maple Rd, Buffalo, NY 14221
- Practice phone
- Call (716) 634-5410
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Maple Internal Medicine & Pediatrics
Buffalo, New York
Find Dr. Heyden's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Timothy Michael Heyden is an internist in Buffalo, New York
Dr. Heyden practices at Maple Internal Medicine & Pediatrics in Buffalo, New York.
Dr. Heyden's NPI, 1427012467, was assigned on April 14, 2006. Dr. Heyden graduated from SUNY Upstate Medical University in 1991. Dr. Heyden holds New York license 196974.
- NPI
- 1427012467NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1456361872
- NPI enumeration date
- April 14, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (716) 634-5410
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 61
- Medical school graduation
- 1991
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Timothy Michael Heyden practices at Maple Internal Medicine & Pediatrics in Buffalo, New York
Dr. Heyden's primary practice is Maple Internal Medicine & Pediatrics, at 1835 Maple Rd, Buffalo, NY 14221 in Erie County. The practice phone is (716) 634-5410.
- Maple Internal Medicine & Pediatrics1835 Maple Rd, Buffalo, NY 14221 · Erie CountyPhone(716) 634-5410
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Timothy Michael Heyden is affiliated with 6 sites of care and 1 medical group
Dr. Heyden's primary practice is Maple Internal Medicine & Pediatrics in Buffalo, New York. Dr. Heyden is also affiliated with Buffalo General Medical Center/Gates Vascular Institute. The medical group on file is Maple Internal Medicine & Pediatrics. Dmand AI also links Dr. Heyden to 1 more hospital, 2 home health agencies and 1 group practice or clinic, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Timothy Michael Heyden's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Heyden practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Maple Internal Medicine & Pediatrics | Available with a free account |
| +5 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across each health system and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Timothy Michael Heyden is one of 9,643 internists in New York
Internal medicine is Dr. Heyden's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Heyden is licensed in New York.
Specialties and state licenses
- Internal medicine, New YorkPrimary
Internists near Dr. Heyden
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. Timothy Michael Heyden billed Medicare for 152 services in 2024
CMS data shows 152 Medicare services from Dr. Heyden across 4 procedure codes in 2024, for 84 Medicare patients. Medicare paid $11,298 for them. Every service was in an office.
Dr. Heyden's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 902024: 6824%
- Other services
- 2023: 772024: 6516%
- Tests and treatments
- 2023: 242024: 1921%
Dr. Heyden compared with the New York median for internists, 2024
- Dr. Heyden
- New York median
- Medicare services
- 152vs 42664% below
- Medicare patients
- 84vs 15847% below
- Part D claims
- 4,214vs 6226.8 times
Medians across 9,428 internists in New York with Dmand AI profiles that report each measure.
Dr. Heyden's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
Need commercial claims for Dr. Heyden?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Heyden and other internists in New York.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Timothy Michael Heyden treated 84 Medicare patients in 2024, average age 71
CMS counts 84 Medicare patients who saw Dr. Heyden in 2024. The largest group is 65 to 74, with 41 patients. 75% of them have high cholesterol, and 65% have high blood pressure. 14% are also on Medicaid. Their average risk score is 0.94, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Heyden's median patient age at 62, with 37% women.
Dr. Heyden's Medicare patients by age, 2024
Dr. Heyden's Medicare patients by sex, 2024
- Women3542%
- Men4958%
Chronic conditions among Dr. Heyden's Medicare patients, 2024
- High cholesterol75%
- High blood pressure65%
- Chronic kidney disease40%
- Arthritis33%
- Diabetes23%
- Ischemic heart disease20%
- Anxiety18%
- Cancer18%
Share of Medicare patients with each condition. A patient can have several.
Dr. Heyden's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 62
Patient panel by sex, all payers
- Women37%
- Men62%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Timothy Michael Heyden wrote 4,870 Medicare Part D claims in 2024
In 2024, Dr. Heyden wrote 4,870 Medicare Part D claims for 465 patients. 89% of them were for generic drugs. CMS names the drug for 4,214 of them, across 89 drugs with 11 or more claims each, at $360,480 in total drug cost. In 2023, CMS named 3,755 claims across 85 drugs.
Dr. Heyden's Part D claims by kind of drug, 2024
- Generic4,335 claims89%
- Brand-name and other535 claims11%
Dr. Heyden'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. Heyden's Part D claims, 2024
- Opioids1%66 of 4,870 claims
- Antibiotics3%167 of 4,870 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: 3,7552024: 4,21412%
Drugs named by CMS: 89 in 2024, 85 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. Timothy Michael Heyden takes part in Medicare
Dr. Heyden 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)
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Dr. Timothy Michael Heyden received $1,566 in industry payments from 2016 to 2025
CMS Open Payments shows 83 general payments to Dr. Heyden from 26 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. GlaxoSmithKline, LLC. paid the most, $275.
General payments to Dr. Heyden by program year, 2016 to 2025
General payments to Dr. Heyden by kind, 2016 to 2025
- Food and beverage$1,558100%
- Education$80%
Companies that paid Dr. Heyden the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Timothy Michael Heyden graduated from SUNY Upstate Medical University
Dr. Heyden graduated from SUNY Upstate Medical University in 1991.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Timothy Michael Heyden'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| 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) |
| 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. Timothy Michael Heyden
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. Timothy Michael Heyden's NPI number?
Dr. Timothy Michael Heyden's NPI number is 1427012467. It was assigned on April 14, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Timothy Michael Heyden?
Dr. Timothy Michael Heyden is an internist in Buffalo, New York. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Timothy Michael Heyden practice?
Dr. Heyden practices at 1835 Maple Rd, Buffalo, NY 14221. Dr. Heyden's primary practice is Maple Internal Medicine & Pediatrics in Buffalo, New York. Dmand AI also links Dr. Heyden to 1 hospital, 2 home health agencies and 1 group practice or clinic.
What is Dr. Timothy Michael Heyden's office phone number?
The practice phone on file for Dr. Heyden is (716) 634-5410.
What is Dr. Timothy Michael Heyden's medical license number?
Dr. Heyden holds New York license 196974.
Which hospitals is Dr. Timothy Michael Heyden affiliated with?
Dr. Heyden is affiliated with Buffalo General Medical Center/Gates Vascular Institute. Dmand AI links Dr. Heyden to 1 more hospital.
What medical group is Dr. Timothy Michael Heyden part of?
Dr. Heyden is linked to Maple Internal Medicine & Pediatrics.
Does Dr. Timothy Michael Heyden accept Medicare?
Yes. CMS data shows Dr. Heyden billed Medicare for 152 services in 2024, and Dr. Heyden accepts Medicare assignment.
How many Medicare patients does Dr. Timothy Michael Heyden see?
CMS counts 84 Medicare patients who saw Dr. Heyden in 2024, with an average age of 71.
What services does Dr. Timothy Michael Heyden bill to Medicare?
In 2024, Dr. Heyden's most billed Medicare services were office visit, established patient (99213), medicare service (G0439) and medicare service (G0008).
Show 4 more questionsShow fewer questions
Where did Dr. Timothy Michael Heyden go to medical school?
Dr. Heyden graduated from SUNY Upstate Medical University in 1991.
What drugs does Dr. Timothy Michael Heyden prescribe most?
In 2024 Medicare Part D data, Dr. Heyden's most prescribed drugs by claims were Rosuvastatin Calcium, Atorvastatin Calcium and Levothyroxine Sodium.
Has Dr. Timothy Michael Heyden received payments from drug or device companies?
CMS Open Payments shows $1,566 in general payments to Dr. Heyden from 26 companies from 2016 to 2025. The largest total came from GlaxoSmithKline, LLC.
How long has Dr. Timothy Michael Heyden been practicing?
Dr. Heyden graduated from medical school in 1991, 35 years ago.
Selling to internal medicine practices?
See internists in New York by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card