Melissa Ann Greer, D.O.
Family Medicine Physician · Phoenixville, PA
Melissa Ann Greer, D.O. is a family medicine physician with a practice address in Phoenixville, Pennsylvania, and NPI 1467779819, issued on Apr 26, 2010. Check the license (Pennsylvania OS017671, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.
- Name
- Melissa Ann Greer
- Credential
- D.O.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License numbers
- OS017671 PA
60897 - 21 WI
Self-reported in NPPES; status is on the state search - Practice location
- 500 Gay St FL 1, Phoenixville, PA 19460
- Phone
- (484) 920-3674
- Enumerated
- Apr 26, 2010
- Record last updated
- Sep 12, 2019 (not updated in 7 years: call before relying on the address or phone)
- Fax
- (484) 397-1302
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 7,483 in Pennsylvania → Look up another NPI →
Also registered at 500 Gay St FL 1
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Raphael Knauf, MDFamily Medicine Physician1912294992
Verify Melissa Ann Greer in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
Search for license OS017671Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
96% fewer Medicare Part D claims than the average family medicine physician in 2024
127 Medicare Part D claims for 21 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 21% of claims.
Most prescribed
- Eliquis19 claims
- Atorvastatin Calcium14 claims
- Losartan Potassium11 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.
Melissa Ann Greer among 7,483 family medicine physician records in Pennsylvania
Melissa Ann Greer, D.O. is one of 7,483 family medicine physician records with a practice address in Pennsylvania. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2010, is newer than 60% of them.
- NPI issued2010 · 60% of these records are older, 38% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileNo · 61% of these records are
- Record last updated2019 · 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 Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
30 family medicine physician records list a practice address in Phoenixville
They are 30 of the 886 NPPES records with a practice address in Phoenixville, and 7,483 family medicine physician records in Pennsylvania.
All 7,483 in Pennsylvania → Every provider in Phoenixville → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- David Berkson, MDPhoenixville, PA 194601588756233
- Janet Brown, DOPhoenixville, PA 194601457367104
- Daniel Csaszar, D.O.Phoenixville, PA 194601801932751
- Jean Flood, MDPhoenixville, PA 194601730394099
- Robert Glenn, D.O.Phoenixville, PA 194601831191303
- Lucy Hornstein, MDPhoenixville, PA 194601538132451
- Stephanie Kaliner, D.O.Phoenixville, PA 194601275564981
- Stacey Kuhns, M.D.Phoenixville, PA 194601619949260
Common questions
What is Melissa Ann Greer, D.O.'s NPI number?
Melissa Ann Greer, D.O.'s National Provider Identifier (NPI) is 1467779819, issued on Apr 26, 2010. An NPI identifies a provider in billing; it is not a license.
Where is Melissa Ann Greer, D.O. located?
The NPPES record lists a practice address at 500 Gay St FL 1, Phoenixville, PA, 19460. Phone: (484) 920-3674. Providers update this record themselves, so call before visiting.
How can I verify Melissa Ann Greer, D.O.'s license?
NPPES lists Pennsylvania license number OS017671, as entered by the provider. Search the Pennsylvania Department of State (PALS) at https://www.pals.pa.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Melissa Ann Greer, D.O. prescribe under Medicare Part D?
In 2024, Melissa Ann Greer, D.O. had 127 Medicare Part D claims for 21 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.