NPPES file of Aug 9, 2026

Ann M. Grootegoed, D.O.

Family Medicine Physician · Stamford, CT

Ann M. Grootegoed, D.O. is a family medicine physician with a practice address in Stamford, Connecticut, and NPI 1881730471, issued on Jan 30, 2007. 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 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1881730471
Name
Ann M. Grootegoed
Credential
D.O.
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
2OA6850 CA
Self-reported in NPPES; status is on the state search
Practice location
1180 Newfield Ave, Stamford, CT 06905
Phone
(314) 888-5233
Enumerated
Jan 30, 2007
Record last updated
Mar 17, 2023
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 1180 Newfield Ave

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

  1. Megan Anthony, FNPFamily Nurse Practitioner1174042790
  2. Sharon Best, PA-CMedical Physician Assistant1669596540
  3. Robert Chasuk, MDFamily Medicine Physician1942202627
  4. Karen Dalton, M.D.Internal Medicine Physician1962757633
  5. Angela Dougherty, CNSFamily Nurse Practitioner1386013340
  6. Diane Dunniway, NPPObstetrics & Gynecology Nurse Practitioner1104986330

Verify Ann M. Grootegoed 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

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97% fewer Medicare Part D claims than the average family medicine physician in 2024

100 Medicare Part D claims for 72 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims.

  1. Ann Grootegoed100
  2. Specialty average3,544

Most prescribed

  1. Azithromycin24 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.

Ann M. Grootegoed among 958 family medicine physician records in Connecticut

Ann M. Grootegoed, D.O. is one of 958 family medicine physician records with a practice address in Connecticut. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 43% of them.

  • NPI issued2007 · 43% of these records are older, 48% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileNo · 64% of these records are
  • Record last updated2023 · 56% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Connecticut practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

57 family medicine physician records list a practice address in Stamford

They are 57 of the 2,774 NPPES records with a practice address in Stamford, and 958 family medicine physician records in Connecticut.

The 8 family medicine physician records with the nearest ZIP codes

  1. Sadhna Alaigh, M.D.Stamford, CT 069051689766552
  2. Steven Benaderet, MDStamford, CT 069051699719724
  3. Robert Chasuk, MDStamford, CT 069051942202627
  4. Jack Diteodoro, M.D.Stamford, CT 069051346338837
  5. Alan Falkoff, MDStamford, CT 069051659471761
  6. Tabitha Fortt, MDStamford, CT 069051427050426
  7. Pratima Goyal, M.D.Stamford, CT 069051982704169
  8. Debra Gramlich, M.D.Stamford, CT 069051033176094

Common questions

What is Ann M. Grootegoed, D.O.'s NPI number?

Ann M. Grootegoed, D.O.'s National Provider Identifier (NPI) is 1881730471, issued on Jan 30, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Ann M. Grootegoed, D.O. located?

The NPPES record lists a practice address at 1180 Newfield Ave, Stamford, CT, 06905. Phone: (314) 888-5233. Providers update this record themselves, so call before visiting.

How can I verify Ann M. Grootegoed, D.O.'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 Ann M. Grootegoed, D.O. prescribe under Medicare Part D?

In 2024, Ann M. Grootegoed, D.O. had 100 Medicare Part D claims for 72 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.