Katherine Heiss Zang, MD
Family Medicine Physician · Ithaca, NY
Katherine Heiss Zang, MD is a family medicine physician with a practice address in Ithaca, New York, and NPI 1720077563, issued on Oct 14, 2005. Check the license on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Katherine Heiss Zang
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- MD20050193 NM
Self-reported in NPPES; status is on the state search - Practice location
- 110 HO Plaza, Ithaca, NY 14853
- Phone
- (607) 255-6106
- Enumerated
- Oct 14, 2005
- Record last updated
- Nov 1, 2012 (not updated in 14 years: call before relying on the address or phone)
- Fax
- (607) 254-3503
- Medicaid IDs
- 21183759 NM
88559068 CO
945587 AZ - Medicare enrollment
- Enrolled (PECOS I20240327004006); accepts Medicare assignment
- Medical or professional school
- University Of New Mexico School Of Medicine, 2001
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 6,417 in New York → Look up another NPI →
Also registered at 110 HO Plaza
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Peter Abbass, PT, DPTPhysical Therapist1952392227
- Francesca Decker, M.D.Family Medicine Physician1205125416
- Michael DoanRegistered Nurse1467806653
- Jennifer George, NPFamily Nurse Practitioner1548234081
- Virginia Graydon, RNRegistered Nurse1164736286
- Jada Hamilton, MDFamily Medicine Physician1972610137
Verify Katherine Heiss Zang in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNYS Education Department, Office of the ProfessionsCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
84% fewer Medicare Part D claims than the average family medicine physician in 2024
579 Medicare Part D claims for 147 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. 35 claims were for opioids.
Most prescribed
- Gabapentin30 claims
- Estradiol23 claims
- Losartan Potassium22 claims
- Furosemide16 claims
- Hydrochlorothiazide16 claims
- Levothyroxine Sodium16 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.
Industry payments in 2024: $68.06
2 payments; by number, the most common kind was food and beverage; the largest payer was Dexcom, Inc. The 55,478 providers of this specialty with any payment received $902.55 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- St Vincent HospitalSanta Fe, NM
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Katherine Heiss Zang among 6,417 family medicine physician records in New York
Katherine Heiss Zang, MD is one of 6,417 family medicine physician records with a practice address in New York. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 91% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 65% of these records are
- Graduated2001 · median 2007 among the 4,188 with a school on file
- Record last updated2012 · 58% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
49 family medicine physician records list a practice address in Ithaca
They are 49 of the 2,215 NPPES records with a practice address in Ithaca, and 6,417 family medicine physician records in New York.
All 6,417 in New York → Every provider in Ithaca → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Francesca Decker, M.D.Ithaca, NY 148531205125416
- Alexandra Hall, M.D.Ithaca, NY 148531346217130
- Jada Hamilton, MDIthaca, NY 148531972610137
- Kenneth Hill, M.D.Ithaca, NY 148531902849151
- Stephen Hughes, M.DIthaca, NY 148531538130349
- Susan Miller, M.D.Ithaca, NY 148531871517946
- Angela Rubineau, MDIthaca, NY 148531467414490
- David Wentzel, D.O.Ithaca, NY 148531033180666
Common questions
What is Katherine Heiss Zang, MD's NPI number?
Katherine Heiss Zang, MD's National Provider Identifier (NPI) is 1720077563, issued on Oct 14, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Katherine Heiss Zang, MD located?
The NPPES record lists a practice address at 110 HO Plaza, Ithaca, NY, 14853. Phone: (607) 255-6106. Providers update this record themselves, so call before visiting.
How can I verify Katherine Heiss Zang, MD's license?
Search the NYS Education Department, Office of the Professions at https://www.op.nysed.gov/services/verifications/online-verification-searches. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Katherine Heiss Zang, MD prescribe under Medicare Part D?
In 2024, Katherine Heiss Zang, MD had 579 Medicare Part D claims for 147 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.