Andrew Ang, M.D.
Internal Medicine Physician · Hamburg, NY
Andrew Ang, M.D. is an internal medicine physician with a practice address in Hamburg, New York, and NPI 1821151580, issued on Dec 17, 2006. Check the license (New York 117287, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Andrew Ang
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 117287 NY
Self-reported in NPPES; status is on the state search - Practice location
- 18 E Union St, Hamburg, NY 14075
- Phone
- (716) 648-6040
- Enumerated
- Dec 17, 2006
- Entity
- Type 1 · individual
Verify Andrew Ang in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNYS Education Department, Office of the Professions
Search for license 117287Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
91% fewer Medicare Part D claims than the average internal medicine physician in 2024
264 Medicare Part D claims for 21 beneficiaries, against an average of 2,785 among the 127,794 providers of this specialty who prescribed in Part D. Brand-name drugs were 20% of claims. 24 claims were for opioids.
Most prescribed
- Buprenorphine-Naloxone53 claims
- Acetaminophen-Codeine22 claims
- Suboxone17 claims
- Buprenorphine Hcl15 claims
- Mounjaro11 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: $295.18
4 payments, mostly food and beverage; the largest payer was Gilead Sciences, Inc.. The 65,274 providers of this specialty with any payment received $2,536.66 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.
Internal Medicine Physician providers in New York
There are 13,725 internal medicine physician records in New York.
Other internal medicine physician records in New York
- Deborah Aanonsen, D.O.Staten Island, NY1952395717
- Nivedita Aanur, M.D.New York, NY1982833471
- Jay Aaron, MDGreat Neck, NY1245332956
- Justin Aaron, MDNew York, NY1619243912
- Ahmad AbadiPoughkeepsie, NY1780258517
- Jamsheed Abadi, MDBrooklyn, NY1477537496
- Theophine Abakporo, M.D.Brooklyn, NY1972564813
- Antonieta Abarientos, MDNew Rochelle, NY1649285123
- Charles Abate, MDOssining, NY1720180003
- Vyachislav Abayev, M.D.Brooklyn, NY1437394574
Common questions
What is Andrew Ang, M.D.'s NPI number?
Andrew Ang, M.D.'s National Provider Identifier (NPI) is 1821151580, issued on Dec 17, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Andrew Ang, M.D. located?
The NPPES record lists a practice address at 18 E Union St, Hamburg, NY, 14075. Phone: (716) 648-6040. Providers update this record themselves, so call before visiting.
How can I verify Andrew Ang, M.D.'s license?
NPPES lists New York license number 117287, as entered by the provider. 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 Andrew Ang, M.D. prescribe under Medicare Part D?
In 2024, Andrew Ang, M.D. had 264 Medicare Part D claims for 21 beneficiaries; the average among internal medicine physician prescribers was 2,785. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.