NPPES file of Aug 9, 2026

Michele Spencer-Manzon, M.D.

Clinical Biochemical Genetics Physician · New Haven, CT

Michele Spencer-Manzon, M.D. is a clinical biochemical genetics physician with a practice address in New Haven, Connecticut, and NPI 1861667065, issued on Apr 28, 2008. Check the license on the Connecticut Medical Examining Board; 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
1861667065
Name
Michele Spencer-Manzon
Credential
M.D.
Primary taxonomy
Clinical Biochemical Genetics Physician 207SG0202X
License numbers
2008-01116 NC
122192 NC
Self-reported in NPPES; status is on the state search
Practice location
20 York St, New Haven, CT 06510
Phone
(203) 785-2660
Enumerated
Apr 28, 2008
Record last updated
Jan 17, 2023
Fax
(203) 785-3404
Medicaid ID
5909828 NC
Medicare enrollment
Enrolled (PECOS I20140409002370); accepts Medicare assignment
Medical or professional school
University Of Massachusetts Medical School, 2004
Telehealth
Offers telehealth (CMS)
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.
Download card Updates feed

Also registered at 20 York St

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

  1. Cyrena Abbasi, MDStudent in an Organized Health Care Education/Training Program1609703289
  2. Ali Abboud, MD, MBAStudent in an Organized Health Care Education/Training Program1942943097
  3. Basil Abdalla, MDStudent in an Organized Health Care Education/Training Program1154905057
  4. Jasmina AbdallaStudent in an Organized Health Care Education/Training Program1700638590
  5. Sarah AbdallahPsychiatry Physician1740800952
  6. Usama Abdelghany, PHARM DOncology Pharmacist1548827843

Verify Michele Spencer-Manzon in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersConnecticut Medical Examining BoardCheck 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 Connecticut 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.

Is this page about you? You can ask us to correct, restrict or remove it: how.

3.1 times the Medicare Part D claims of the average clinical biochemical genetics physician in 2024

158 Medicare Part D claims for 14 beneficiaries, against an average of 51 among the 21 providers of this specialty who prescribed in Part D.

  1. Michele Spencer-Manzon158
  2. Specialty average51

Most prescribed

  1. Sapropterin Dihydrochloride82 claims
  2. Ravicti14 claims
  3. Betaine Anhydrous13 claims
  4. Galafold13 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): 73.6 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.

  1. Qualityout of 100 · 30% of the final score75.8
  2. Costout of 100 · 30%51.4
  3. Promoting interoperabilityout of 100 · 25%74.0
  4. Improvement activities40 of 40 points · 15%100.0

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

Industry payments in 2024: $2,100.00

1 payment: consulting fee; the largest payer was ModernaTX, Inc. The 20 providers of this specialty with any payment received $1,346.37 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Michele Spencer-Manzon$2,100.00
  2. Specialty average$1,346.37

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

  1. Yale UniversityNew Haven, CT

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

Clinical Biochemical Genetics Physician providers in Connecticut

There are 2 clinical biochemical genetics physician records in Connecticut.

The 1 clinical biochemical genetics physician record with the nearest ZIP codes

  1. Teodoro Jerves Serrano, MDNew Haven, CT 065111376098095

Common questions

What is Michele Spencer-Manzon, M.D.'s NPI number?

Michele Spencer-Manzon, M.D.'s National Provider Identifier (NPI) is 1861667065, issued on Apr 28, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Michele Spencer-Manzon, M.D. located?

The NPPES record lists a practice address at 20 York St, New Haven, CT, 06510. Phone: (203) 785-2660. Providers update this record themselves, so call before visiting.

How can I verify Michele Spencer-Manzon, M.D.'s license?

Search the Connecticut Medical Examining Board at https://www.elicense.ct.gov/Lookup/LicenseLookup.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Michele Spencer-Manzon, M.D. prescribe under Medicare Part D?

In 2024, Michele Spencer-Manzon, M.D. had 158 Medicare Part D claims for 14 beneficiaries; the average among clinical biochemical genetics physician prescribers was 51. Part D covers Medicare prescriptions only.

What is Michele Spencer-Manzon, M.D.'s MIPS final score?

The 2023 MIPS final score is 73.6 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.