NPPES file of Aug 9, 2026

Mark Conway, M.D.

Obstetrics & Gynecology Physician · Nashua, NH

Mark Conway, M.D. is an obstetrics & gynecology physician with a practice address in Nashua, New Hampshire, and NPI 1538145040, issued on Dec 16, 2005. Check the license (New Hampshire 8988, as entered in NPPES) on the New Hampshire Board of Medicine; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1538145040
Name
Mark Conway
Credential
M.D.
Primary taxonomy
Obstetrics & Gynecology Physician 207V00000X
License number
8988 NH
Self-reported in NPPES; status is on the state search
Practice location
168 Kinsley St Ste 20, Nashua, NH 03060
Phone
(603) 883-3365
Enumerated
Dec 16, 2005
Record last updated
Sep 1, 2020 (not updated in 6 years: call before relying on the address or phone)
Fax
(603) 883-5758
Medicaid ID
80000198 NH
Medicare enrollment
Enrolled (PECOS I20040929000264); accepts Medicare assignment
Medical or professional school
New York Medical College, 1989
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 168 Kinsley St Ste 20

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Sarah Bay, APRN, CNMAdvanced Practice Midwife1568779056
  2. Brittney Bergeron, CNMAdvanced Practice Midwife1487035531
  3. Jennifer Johnson, CNMAdvanced Practice Midwife1356541791
  4. Rebecca KellerAdvanced Practice Midwife1811090616
  5. Darlaine Laviolette, CNMAdvanced Practice Midwife1568595429
  6. Kelly Macmillan, M.D.Obstetrics & Gynecology Physician1114903630

Verify Mark Conway in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersNew Hampshire Board of Medicine
    Search for license 8988
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the New Hampshire license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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22% more Medicare Part D claims than the average obstetrics & gynecology physician in 2024

201 Medicare Part D claims for 85 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D. 22 claims were for opioids.

  1. Mark Conway201
  2. Specialty average165

Most prescribed

  1. Estradiol47 claims
  2. Oxycodone Hcl19 claims
  3. Clobetasol Propionate17 claims
  4. Triamcinolone Acetonide14 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.

The MIPS final score for 2023 (Medicare payment program): 90.9 of 100

The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score74.1
  2. Costnot scored (reweighted)
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).

Bills Medicare through one group practice

  1. St. Joseph Hospital OF Nashua NHNashua, NH

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Mark Conway among 240 obstetrics & gynecology physician records in New Hampshire

Mark Conway, M.D. is one of 240 obstetrics & gynecology physician records with a practice address in New Hampshire. 74% 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, 83% newer
  • In a Medicare fileYes · 74% of these records are
  • In the CMS Doctors and Clinicians fileYes · 65% of these records are
  • Graduated1989 · median 2006 among the 157 with a school on file
  • Record last updated2020 · 54% 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 New Hampshire 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 New Hampshire

There are 240 obstetrics & gynecology physician records in New Hampshire.

The 8 obstetrics & gynecology physician records with the nearest ZIP codes

  1. Monelle Bisson, MDNashua, NH 030601275527913
  2. David Deifik, MDNashua, NH 030601205853199
  3. Heather Feltmate, MDNashua, NH 030601972513810
  4. Rebecca Green, M.D.Nashua, NH 030601639139942
  5. Jeffrey Hubley, M.D.Nashua, NH 030601649297623
  6. Alyse Kanter, MDNashua, NH 030601518951250
  7. Janine Keever, M.D.Nashua, NH 030601952370488
  8. Kelly Macmillan, M.D.Nashua, NH 030601114903630

Common questions

What is Mark Conway, M.D.'s NPI number?

Mark Conway, M.D.'s National Provider Identifier (NPI) is 1538145040, issued on Dec 16, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Mark Conway, M.D. located?

The NPPES record lists a practice address at 168 Kinsley St Ste 20, Nashua, NH, 03060. Phone: (603) 883-3365. Providers update this record themselves, so call before visiting.

How can I verify Mark Conway, M.D.'s license?

NPPES lists New Hampshire license number 8988, as entered by the provider. Search the New Hampshire Board of Medicine at https://www.oplc.nh.gov/board-medicine. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Mark Conway, M.D. prescribe under Medicare Part D?

In 2024, Mark Conway, M.D. had 201 Medicare Part D claims for 85 beneficiaries; the average among obstetrics & gynecology physician prescribers was 165. Part D covers Medicare prescriptions only.

What is Mark Conway, M.D.'s MIPS final score?

The 2023 MIPS final score is 90.9 of 100. The average among 454,083 clinicians with a measured score was 83.5.

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.