Dr. Barbara A. Greco, MD
- Medicare services, 2023
- 49,153
- Part D claims, 2024
- 2,187
- Industry payments
- $17,733
- Affiliated sites
- 3
- Medical groups
- 3
- Practice address
- 80 Seymour St, Hartford, CT 06106
- Practice phone
- Call (860) 696-6010
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Hartford Hospital
Hartford, Connecticut
Find Dr. Greco's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Barbara A. Greco is a nephrologist in Hartford, Connecticut
Dr. Greco practices at Hartford Hospital in Hartford, Connecticut.
Dr. Greco's NPI, 1366428682, was assigned on December 19, 2005. Dr. Greco graduated from Harvard Medical School in 1983. Dr. Greco holds Massachusetts license 54226.
- NPI
- 1366428682NPI Registry (opens in a new tab)
- NPI enumeration date
- December 19, 2005
- NPI status
- Active
- Practice phone
- (860) 696-6010
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 69
- Medical school graduation
- 1983
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Dr. Barbara A. Greco practices at Hartford Hospital in Hartford, Connecticut
Dr. Greco's primary practice is Hartford Hospital, at 80 Seymour St, Hartford, CT 06106 in Capitol County. The practice phone is (860) 696-6010.
- Hartford Hospital80 Seymour St, Hartford, CT 06106 · Capitol CountyPhone(860) 696-6010
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Barbara A. Greco is affiliated with 4 sites of care and 3 medical groups
Dr. Greco's primary practice is Hartford Hospital in Hartford, Connecticut. The medical group on file is Baystate Medical Practices. Dmand AI also links Dr. Greco to 3 more group practices and clinics and 2 medical groups, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Barbara A. Greco's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Greco practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Hartford Hospital | Available with a free account |
| +3 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Barbara A. Greco is one of 141 nephrologists in Connecticut
Nephrology is Dr. Greco's primary specialty in the NPI Registry, under taxonomy code 207RN0300X. Dmand AI has Dr. Greco's licenses on file in 2 states: Massachusetts and Connecticut.
Specialties and state licenses
- Nephrology, MassachusettsPrimary
- Connecticut license
Nephrologists near Dr. Greco
Counts of nephrologists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Barbara A. Greco billed Medicare for 49,153 services in 2023
CMS data shows 49,153 Medicare services from Dr. Greco across 18 procedure codes in 2023. Medicare paid $272,853 for them.
Dr. Greco's Medicare services by type, 2022 to 2023
- 2022
- 2023
- Drugs given in the office
- 2022: 02023: 42,056
- Other services
- 2022: 16,5802023: 4,76471%
- Office and hospital visits
- 2022: 1,5862023: 1,5751%
- Tests and treatments
- 2022: 3762023: 42914%
- Lab and pathology
- 2022: 1742023: 32989%
Where Dr. Greco's Medicare services took place, 2023
- In an office48,26198%
- In a facility8922%
Dr. Greco compared with the Connecticut median for nephrologists, 2023
- Dr. Greco
- Connecticut median
- Medicare services
- 49,153vs 73267.1 times
- Part D claims
- 1,824vs 6003.0 times
Medians across 137 nephrologists in Connecticut with Dmand AI profiles that report each measure.
Dr. Greco's most billed Medicare procedure codes, 2023
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Greco and other nephrologists in Connecticut.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Barbara A. Greco's patients have a median age of 57
Across all payers, Dmand AI patient panel data puts Dr. Greco's median patient age at 57, with 45% women.
Dr. Greco's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 57
Patient panel by sex, all payers
- Women45%
- Men55%
Source: Dmand AI Patient Panel Data
Dr. Barbara A. Greco wrote 2,187 Medicare Part D claims in 2024
In 2024, Dr. Greco wrote 2,187 Medicare Part D claims for 455 patients. 87% of them were for generic drugs. CMS names the drug for 1,824 of them, across 44 drugs with 11 or more claims each, at $183,254 in total drug cost. In 2023, CMS named 5,774 claims across 89 drugs.
Dr. Greco's Part D claims by kind of drug, 2024
- Generic1,900 claims87%
- Brand-name and other287 claims13%
Dr. Greco's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. Greco's Part D claims, 2024
- Antibiotics1%11 of 2,187 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 5,7742024: 1,82468%
Drugs named by CMS: 44 in 2024, 89 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
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Dr. Barbara A. Greco received $17,733 in industry payments from 2016 to 2025
CMS Open Payments shows 81 general payments to Dr. Greco from 22 drug and device companies from 2016 to 2025. Speaker and faculty fees make up the largest share, 41% of the total. Keryx Biopharmaceuticals, Inc. paid the most, $14,174.
General payments to Dr. Greco by program year, 2016 to 2025
General payments to Dr. Greco by kind, 2016 to 2025
- Speaker and faculty fees$7,20041%
- Consulting fees$4,86028%
- Education speaker fees$2,10012%
- Food and beverage$1,99011%
- Other$1,4318%
Companies that paid Dr. Greco 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. Barbara A. Greco graduated from Harvard Medical School
Dr. Greco graduated from Harvard Medical School in 1983.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Barbara A. Greco'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| 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)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile 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. Barbara A. Greco
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. Barbara A. Greco's NPI number?
Dr. Barbara A. Greco's NPI number is 1366428682. It was assigned on December 19, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Barbara A. Greco?
Dr. Barbara A. Greco is a nephrologist in Hartford, Connecticut. The primary specialty in the NPI Registry is Nephrology Physician (taxonomy code 207RN0300X).
Where does Dr. Barbara A. Greco practice?
Dr. Greco practices at 80 Seymour St, Hartford, CT 06106. Dr. Greco's primary practice is Hartford Hospital in Hartford, Connecticut. Dmand AI also links Dr. Greco to 3 group practices and clinics and 2 medical groups.
What is Dr. Barbara A. Greco's office phone number?
The practice phone on file for Dr. Greco is (860) 696-6010.
What is Dr. Barbara A. Greco's medical license number?
Dr. Greco holds Massachusetts license 54226, one of the licenses on file in 2 states.
Which states has Dr. Barbara A. Greco been licensed in?
Dmand AI has state licenses on file for Dr. Greco in Massachusetts and Connecticut.
What medical group is Dr. Barbara A. Greco part of?
Dr. Greco is linked to Baystate Medical Practices. Dmand AI links Dr. Greco to 2 more medical groups.
Does Dr. Barbara A. Greco accept Medicare?
Yes. CMS data shows Dr. Greco billed Medicare for 49,153 services in 2023.
What services does Dr. Barbara A. Greco bill to Medicare?
In 2023, Dr. Greco's most billed Medicare services were injected or infused drug (J0485), injected or infused drug (J1756) and medicare temporary code (Q5106).
Where did Dr. Barbara A. Greco go to medical school?
Dr. Greco graduated from Harvard Medical School in 1983.
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What drugs does Dr. Barbara A. Greco prescribe most?
In 2024 Medicare Part D data, Dr. Greco's most prescribed drugs by claims were Amlodipine Besylate, Lisinopril and Atorvastatin Calcium.
Has Dr. Barbara A. Greco received payments from drug or device companies?
CMS Open Payments shows $17,733 in general payments to Dr. Greco from 22 companies from 2016 to 2025. The largest total came from Keryx Biopharmaceuticals, Inc.
How long has Dr. Barbara A. Greco been practicing?
Dr. Greco graduated from medical school in 1983, 43 years ago.
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