Janet Marie Parnes, M.D.
Gynecology Physician · Frederick, MD
Janet Marie Parnes, M.D. is a gynecology physician with a practice address in Frederick, Maryland, and NPI 1427083765, issued on Jul 12, 2006. Check the license (Maryland D0058318, as entered in NPPES) on the Maryland Board of Physicians; the Medicare figures below come from public CMS files.
- Name
- Janet Marie Parnes
- Credential
- M.D.
- Primary taxonomy
- Gynecology Physician 207VG0400X
- License number
- D0058318 MD
Self-reported in NPPES; status is on the state search - Practice location
- 75 Thomas Johnson Dr, Frederick, MD 21702
- Phone
- (301) 620-0010
- Enumerated
- Jul 12, 2006
- Record last updated
- Sep 23, 2010 (not updated in 16 years: call before relying on the address or phone)
- Fax
- (301) 682-3977
- Medicare enrollment
- Enrolled (PECOS I20040903000678); accepts Medicare assignment
- Medical or professional school
- Pennsylvania State University College Of Medicine, 1989
- Entity
- Type 1 · individual
8 nearest gynecology physician records → All 131 in Maryland → Look up another NPI →
Also registered at 75 Thomas Johnson Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Everett Hart, M.D.Otolaryngology Physician1598768764
Verify Janet Marie Parnes in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMaryland Board of Physicians
Search for license D0058318Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
49% more Medicare Part D claims than the average gynecology physician in 2024
447 Medicare Part D claims for 170 beneficiaries, against an average of 299 among the 1,919 providers of this specialty who prescribed in Part D. Brand-name drugs were 20% of claims.
Most prescribed
- Estradiol170 claims
- Estring32 claims
- Valacyclovir28 claims
- Estradiol (Twice Weekly)27 claims
- Clotrimazole-Betamethasone21 claims
- Oxybutynin Chloride Er20 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: $87.55
4 payments; by number, the most common kind was food and beverage; the largest payer was Astellas Pharma US Inc. The 1,398 providers of this specialty with any payment received $2,469.88 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
- Privia Medical Group, LLCWaldorf, MD
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Janet Marie Parnes among 131 gynecology physician records in Maryland
Janet Marie Parnes, M.D. is one of 131 gynecology physician records with a practice address in Maryland. 53% 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 27% of them.
- NPI issued2006 · 27% of these records are older, 31% newer
- In a Medicare fileYes · 53% of these records are
- In the CMS Doctors and Clinicians fileYes · 33% of these records are
- Graduated1989 · median 1989 among the 43 with a school on file
- Record last updated2010 · 66% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207VG0400X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Gynecology Physician providers in Maryland
There are 131 gynecology physician records in Maryland.
All 131 in Maryland → Every provider in Frederick → Gynecology Physician nationwide →
The 8 gynecology physician records with the nearest ZIP codes
- Taro Adachi, MDFrederick, MD 217021376638213
- Richard Holz, M.D,Frederick, MD 217021033195987
- Robert Mayernik, M.D.Frederick, MD 217021942290127
- Michael Attardi, MDHagerstown, MD 217401407821838
- Jay Greenberg, MDHagerstown, MD 217401154322238
- Jowheri Mullick, M.D.Hagerstown, MD 217401255334447
- Kristina Torrence, M.D.Hagerstown, MD 217421598025009
- Ho Cho, MDSalisbury, MD 218011063588440
Common questions
What is Janet Marie Parnes, M.D.'s NPI number?
Janet Marie Parnes, M.D.'s National Provider Identifier (NPI) is 1427083765, issued on Jul 12, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Janet Marie Parnes, M.D. located?
The NPPES record lists a practice address at 75 Thomas Johnson Dr, Frederick, MD, 21702. Phone: (301) 620-0010. Providers update this record themselves, so call before visiting.
How can I verify Janet Marie Parnes, M.D.'s license?
NPPES lists Maryland license number D0058318, as entered by the provider. Search the Maryland Board of Physicians at https://www.mbp.state.md.us/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Janet Marie Parnes, M.D. prescribe under Medicare Part D?
In 2024, Janet Marie Parnes, M.D. had 447 Medicare Part D claims for 170 beneficiaries; the average among gynecology physician prescribers was 299. 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.