Mary G. Guinan, CNM
Advanced Practice Midwife · Manchester, CT
Mary G. Guinan, CNM is an advanced practice midwife with a practice address in Manchester, Connecticut, and NPI 1588768709, issued on Sep 8, 2006. Check the license (Connecticut 000227, as entered in NPPES) with the Connecticut board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Mary G. Guinan
- Credential
- CNM
- Primary taxonomy
- Advanced Practice Midwife 367A00000X
- License number
- 000227 CT
Self-reported in NPPES; status is on the state search - Practice location
- 388 West Center St, Manchester, CT 06040
- Phone
- (860) 649-1120
- Enumerated
- Sep 8, 2006
- Record last updated
- Feb 29, 2012 (not updated in 14 years: call before relying on the address or phone)
- Fax
- (860) 645-8541
- Medicaid ID
- 004224309 CT
- Entity
- Type 1 · individual
Also registered at 388 West Center St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Lawrence Arky, MDObstetrics & Gynecology Physician1124122338
- Maria Avellino, C.N.M.Advanced Practice Midwife1437389715
- William Guinan, MDObstetrics & Gynecology Physician1144317520
- Lon Manfredi, M.D.Obstetrics & Gynecology Physician1700980927
- Aziza Omrani, MDObstetrics & Gynecology Physician1518061738
- Jennifer Schirmer, CNMAdvanced Practice Midwife1770687980
Verify Mary G. Guinan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Connecticut board licenses this profession
Search for license 000227Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
37% fewer Medicare Part D claims than the average advanced practice midwife in 2024
45 Medicare Part D claims for 16 beneficiaries, against an average of 72 among the 2,776 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of 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 practice group's MIPS final score for 2023 (Medicare payment program): 89.9 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $77.72
3 payments; by number, the most common kind was food and beverage; the largest payer was Teva Pharmaceuticals USA, Inc. The 3,833 providers of this specialty with any payment received $204.49 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.
17 advanced practice midwife records list a practice address in Manchester
They are 17 of the 2,184 NPPES records with a practice address in Manchester, and 251 advanced practice midwife records in Connecticut.
All 17 in Manchester → All 251 in Connecticut → Every provider in Manchester →
Other advanced practice midwife records in Connecticut
- Maura Aaberg, C.N.M., W.H.N.P.Manchester, CT1255630869
- Marwa Abdinoor, CNMWest Hartford, CT1639092802
- Sarah Adkins, CNM, MSNBranford, CT1740990308
- Jennifer Ahimsa, CNMHartford, CT1821191990
- Jennifer Aiken, CNMDanbury, CT1710660519
- Melanie Albright, C.N.M.Trumbull, CT1609892058
- Laura Alsen Piscioneri, CNMManchester, CT1205933462
- Susan Alward, CNMWaterbury, CT1942202890
- Esla Aminlewis, CNMNorwalk, CT1205807062
- Emily Archer, CNM, WHNP-BCHartford, CT1063896017
Common questions
What is Mary G. Guinan, CNM's NPI number?
Mary G. Guinan, CNM's National Provider Identifier (NPI) is 1588768709, issued on Sep 8, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Mary G. Guinan, CNM located?
The NPPES record lists a practice address at 388 West Center St, Manchester, CT, 06040. Phone: (860) 649-1120. Providers update this record themselves, so call before visiting.
How can I verify Mary G. Guinan, CNM's license?
NPPES lists Connecticut license number 000227, as entered by the provider. Search the Connecticut board that licenses this profession; the NPPES record confirms identity only.
How much does Mary G. Guinan, CNM prescribe under Medicare Part D?
In 2024, Mary G. Guinan, CNM had 45 Medicare Part D claims for 16 beneficiaries; the average among advanced practice midwife prescribers was 72. Part D covers Medicare prescriptions only.
What is Mary G. Guinan, CNM's MIPS final score?
The 2023 MIPS final score is 89.9 of 100, reported for the practice group. 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.