FertilityFertilizationInfertility, Male
Dr. Spencer S. Richlin, MD
NPI1033288758
- Part D claims, 2018
- 12
- Publications
- 10
- Industry payments
- $16,970
- Affiliated sites
- 2
- Medical group
- 1
- Practice address
- 761 Main Ave, Norwalk, CT 06851
- Practice phone
- Call (203) 750-7400
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Illume Fertility
Surgery Center - Not Medicare-Certified · Norwalk, Connecticut
Find Dr. Richlin's professional email, personal email and mobile number
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Dr. Spencer S. Richlin is a reproductive endocrinology physician in Norwalk, Connecticut
Dr. Richlin practices at Illume Fertility in Norwalk, Connecticut.
Dr. Richlin's NPI, 1033288758, was assigned on November 7, 2006. Dr. Richlin graduated from Keck School of Medicine of USC in 1994. Dr. Richlin holds Connecticut license 42330.
NPI and contact details
- NPI
- 1033288758NPI Registry (opens in a new tab)
- NPI enumeration date
- November 7, 2006
- NPI status
- Active
- Practice phone
- (203) 750-7400
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Medical school graduation
- 1994
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Spencer S. Richlin practices at Illume Fertility in Norwalk, Connecticut
Dr. Richlin's primary practice is Illume Fertility, at 761 Main Ave, Norwalk, CT 06851. The practice phone is (203) 750-7400.
- Illume Fertility761 Main Ave, Norwalk, CT 06851Phone(203) 750-7400
Source: Dmand AI Affiliation Data
Dr. Spencer S. Richlin is affiliated with 2 sites of care and 1 medical group
Dr. Richlin's primary practice is Illume Fertility in Norwalk, Connecticut. Dmand AI also links Dr. Richlin to 1 group practice or clinic and 1 medical group, each named with a free account. Dr. Richlin's employer is on file too: a surgery center (asc).
Illume FertilityPrimary
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Spencer S. Richlin's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Richlin practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Illume Fertility | Available with a free account |
| +1 more site and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Spencer S. Richlin is one of 34 reproductive endocrinology physicians in Connecticut
Reproductive endocrinology is Dr. Richlin's primary specialty in the NPI Registry, under taxonomy code 207VE0102X. Dr. Richlin is board certified in obstetrics & gynecology by the American Board of Obstetrics and Gynecology. Dmand AI has Dr. Richlin's licenses on file in 4 states: Connecticut, California, New York and Georgia.
Specialties and state licenses
- Reproductive endocrinology, ConnecticutPrimary
- California license
- New York license
- Georgia license
Reproductive endocrinology physicians near Dr. Richlin
Counts of reproductive endocrinology physicians with a Dmand AI profile, by place and practice. Each opens the list.
34reproductive endocrinology physicians in Connecticut
7reproductive endocrinology physicians in Norwalk
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Spencer S. Richlin's patients have a median age of 37
Across all payers, Dmand AI patient panel data puts Dr. Richlin's median patient age at 37, with 65% women.
Dr. Richlin's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 37
Patient panel by sex, all payers
- Women65%
- Men32%
Source: Dmand AI Patient Panel Data
Dr. Spencer S. Richlin wrote 12 Medicare Part D claims in 2018
In 2018, Dr. Richlin wrote 12 Medicare Part D claims. They cover 1 drug, with $3,362 in total drug cost. In 2017, CMS named 12 claims across 1 drug.
Part D claims, 201812
Drugs named by CMS1
Total drug cost$3,362
Dr. Richlin's most prescribed drugs by claims, 2018
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2017 to 2018
- 2017
- 2018
- Claims for drugs CMS names
- 2017: 122018: 12No change
Drugs named by CMS: 1 in 2018, 1 in 2017.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
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Dr. Spencer S. Richlin has 10 publications on record
Dmand AI links 10 papers to Dr. Richlin in 2020. Dr. Richlin's most frequent co-authors are Peter Ahlering, MD, Mira Aubuchon, MD and Larry Ian Barmat, MD.
Papers10
Dr. Richlin's most frequent co-authors
Recent publications by Dr. Richlin
See who Dr. Richlin researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Richlin works with, so you can find a warm path to the right reproductive endocrinology physicians.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Spencer S. Richlin received $16,970 in industry payments from 2016 to 2025
CMS Open Payments shows 116 general payments to Dr. Richlin from 9 drug and device companies from 2016 to 2025. Consulting fees make up the largest share, 78% of the total. EMD Serono, Inc. paid the most, $13,796.
General payments to Dr. Richlin by program year, 2016 to 2025
General payments to Dr. Richlin by kind, 2016 to 2025
$17Kin total
- Consulting fees$13,23078%
- Food and beverage$2,42914%
- Travel and lodging$1,1277%
- Speaker and faculty fees$1251%
- Education$590%
Companies that paid Dr. Richlin the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Spencer S. Richlin has 15 awards and honors on record
Dmand AI lists 15 awards for Dr. Richlin, most recently Greenwich Magazine in 2015.
Awards and honors for Dr. Richlin
- 2015
- Greenwich Magazine
- New Canaan-Darien Magazine
- Stamford Magazine
- Top Doctors: New York Metro Area
- Top Doctors of Fairfield County
- Westport Magazine
Source: Dmand AI Professional Profile Data
Dr. Spencer S. Richlin graduated from Keck School of Medicine of USC
Dr. Richlin graduated from Keck School of Medicine of USC in 1994. Dr. Richlin is a member of American College of Obstetricians and Gynecologists and ASRM.
- Medical school
- Board certified in obstetrics & gynecology
- Board certified in reproductive endocrinology/infertility
Source: Dmand AI Professional Profile Data
Dr. Spencer S. Richlin accepts plans from 9 insurance carriers
Dr. Richlin is in network with 9 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. PPO plans come from the most carriers, 7. Check the plan with the practice before a visit.
- Aetna
- Blue Cross Blue Shield of Michigan
- United Healthcare
- Blue Cross Blue Shield of Massachusetts
- HCSC
- Regence Health Plans
- Aspirus Health Plan
- Blue Cross and Blue Shield of Kansas City
- +1 more carriersWith a free account
Plan types Dr. Richlin accepts, by number of carriers
- PPO7
- Medicare6
- POS4
- HMO3
- EPO2
Source: Dmand AI Insurance Network Data
Sources for Dr. Spencer S. Richlin's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Awards and committee roles | Dmand AI Professional Profile Data |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Spencer S. Richlin
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Spencer S. Richlin's NPI number?
Dr. Spencer S. Richlin's NPI number is 1033288758. It was assigned on November 7, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Spencer S. Richlin?
Dr. Spencer S. Richlin is a reproductive endocrinology physician in Norwalk, Connecticut. The primary specialty in the NPI Registry is Reproductive Endocrinology Physician (taxonomy code 207VE0102X).
Where does Dr. Spencer S. Richlin practice?
Dr. Richlin practices at 761 Main Ave, Norwalk, CT 06851. Dr. Richlin's primary practice is Illume Fertility in Norwalk, Connecticut. Dmand AI also links Dr. Richlin to 1 group practice or clinic and 1 medical group.
What is Dr. Spencer S. Richlin's office phone number?
The practice phone on file for Dr. Richlin is (203) 750-7400.
What is Dr. Spencer S. Richlin's medical license number?
Dr. Richlin holds Connecticut license 42330, one of the licenses on file in 4 states.
Which states has Dr. Spencer S. Richlin been licensed in?
Dmand AI has state licenses on file for Dr. Richlin in Connecticut (2004 to 2026), California (since 2002), New York (2011 to 2027) and Georgia (1999 to 2003).
Is Dr. Spencer S. Richlin board certified?
Yes. Dr. Richlin is board certified in obstetrics & gynecology by the American Board of Obstetrics and Gynecology.
Where did Dr. Spencer S. Richlin go to medical school?
Dr. Richlin graduated from Keck School of Medicine of USC in 1994.
What drugs does Dr. Spencer S. Richlin prescribe most?
In 2018 Medicare Part D data, Dr. Richlin's most prescribed drugs by claims were Dexilant.
Has Dr. Spencer S. Richlin received payments from drug or device companies?
CMS Open Payments shows $16,970 in general payments to Dr. Richlin from 9 companies from 2016 to 2025. The largest total came from EMD Serono, Inc.
Show 4 more questionsShow fewer questions
How long has Dr. Spencer S. Richlin been practicing?
Dr. Richlin graduated from medical school in 1994, 32 years ago.
Does Dr. Spencer S. Richlin do research?
Dmand AI links 10 publications to Dr. Richlin.
Who does Dr. Spencer S. Richlin publish with?
Dr. Richlin's most frequent co-authors are Peter Ahlering, MD (1 shared paper), Mira Aubuchon, MD (1 shared paper) and Larry Ian Barmat, MD (1 shared paper).
What insurance does Dr. Spencer S. Richlin accept?
Dr. Richlin is in network with 9 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. PPO plans come from the most carriers, 7. Check the plan with the practice before a visit.
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