Sandra D. Dayaratna, MD
Obstetrics & Gynecology Physician · Philadelphia, PA
Sandra D. Dayaratna, MD is an obstetrics & gynecology physician with a practice address in Philadelphia, Pennsylvania, and NPI 1275500712, issued on Mar 3, 2006. Check the license (Pennsylvania MD437090, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.
- Name
- Sandra D. Dayaratna
- Credential
- MD
- Primary taxonomy
- Obstetrics & Gynecology Physician 207V00000X
- License numbers
- MD437090 PA
206983 MA
35-088723 OH
Self-reported in NPPES; status is on the state search - Practice location
- 833 Chestnut Street, Philadelphia, PA 19107
- Phone
- (215) 955-5000
- Enumerated
- Mar 3, 2006
- Record last updated
- Jul 8, 2014 (not updated in 12 years: call before relying on the address or phone)
- Fax
- (215) 923-1089
- Medicaid ID
- 2703873 OH
- Medicare enrollment
- Enrolled (PECOS I20091013000098); accepts Medicare assignment
- Medical or professional school
- Rutgers New Jersey Medical School, 1996
- Entity
- Type 1 · individual
8 nearest obstetrics & gynecology physician records → All 1,974 in Pennsylvania → Look up another NPI →
Also registered at 833 Chestnut Street
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Lily Ackermann, M.D.Internal Medicine Physician1144385469
- Huda Al-Kouatly, M.D.Maternal & Fetal Medicine Physician1548337041
- Nwamaka AmobiFamily Medicine Physician1730874421
- Nnaemeka Anyadike, M.D.Internal Medicine Physician1265614366
- Janis Bonat, CRNPFamily Nurse Practitioner1154434702
- Yasmin Brahmbhatt, MDNephrology Physician1891967006
Verify Sandra D. Dayaratna in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
Search for license MD437090Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
67% fewer Medicare Part D claims than the average obstetrics & gynecology physician in 2024
55 Medicare Part D claims for 17 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D.
Most prescribed
- Estradiol28 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.
Bills Medicare through one group practice
- Jefferson University PhysiciansPhiladelphia, PA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Sandra D. Dayaratna among 1,974 obstetrics & gynecology physician records in Pennsylvania
Sandra D. Dayaratna, MD is one of 1,974 obstetrics & gynecology physician records with a practice address in Pennsylvania. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 13% of them.
- NPI issued2006 · 13% of these records are older, 56% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 60% of these records are
- Graduated1996 · median 2007 among the 1,176 with a school on file
- Record last updated2014 · 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 207V00000X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Obstetrics & Gynecology Physician providers in Pennsylvania
There are 1,974 obstetrics & gynecology physician records in Pennsylvania.
All 1,974 in Pennsylvania → Every provider in Philadelphia → Obstetrics & Gynecology Physician nationwide →
The 8 obstetrics & gynecology physician records with the nearest ZIP codes
- Rita Borromeo, MDPhiladelphia, PA 191071366474942
- Jennifer Brandenburg, MDPhiladelphia, PA 191071902830979
- Michael Feinstein, MDPhiladelphia, PA 191071275592396
- Osnat Geifman-Holtzman, MDPhiladelphia, PA 191071033107057
- Jay Goldberg, M.D.Philadelphia, PA 191071780603464
- Rebecca Jackson, M.D.Philadelphia, PA 191071619934502
- Dennis Lorell, M.D.Philadelphia, PA 191071598784290
- Rima Mehta, MDPhiladelphia, PA 191071609808666
Common questions
What is Sandra D. Dayaratna, MD's NPI number?
Sandra D. Dayaratna, MD's National Provider Identifier (NPI) is 1275500712, issued on Mar 3, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Sandra D. Dayaratna, MD located?
The NPPES record lists a practice address at 833 Chestnut Street, Philadelphia, PA, 19107. Phone: (215) 955-5000. Providers update this record themselves, so call before visiting.
How can I verify Sandra D. Dayaratna, MD's license?
NPPES lists Pennsylvania license number MD437090, 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 Sandra D. Dayaratna, MD prescribe under Medicare Part D?
In 2024, Sandra D. Dayaratna, MD had 55 Medicare Part D claims for 17 beneficiaries; the average among obstetrics & gynecology physician prescribers was 165. 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.