Dr. Girija Narayanaswamy, MD
- Medicare services, 2024
- 188
- Medicare patients, 2024
- 190
- MIPS score, 2024
- 100
- Hospital affiliations
- 2
- Medical groups
- 2
- Practice address
- 1 Hospital Plz, Stamford, CT 06902
- Practice phone
- Call (203) 276-1000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Stamford Hospital
Stamford, Connecticut
Find Dr. Narayanaswamy's professional email, personal email and mobile number
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Dr. Girija Narayanaswamy is an internist in Stamford, Connecticut
Dr. Narayanaswamy practices at Stamford Hospital in Stamford, Connecticut.
Dr. Narayanaswamy's NPI, 1629079116, was assigned on August 9, 2005. Dr. Narayanaswamy holds Connecticut license 48730.
- NPI
- 1629079116NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4082644364
- NPI enumeration date
- August 9, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (203) 276-1000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 59
- Medical school graduation
- 1993
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Girija Narayanaswamy practices at Stamford Hospital in Stamford, Connecticut
Dr. Narayanaswamy's primary practice is Stamford Hospital, at 1 Hospital Plz, Stamford, CT 06902 in Western Ct County. The practice phone is (203) 276-1000.
- Stamford Hospital1 Hospital Plz, Stamford, CT 06902 · Western Ct CountyPhone(203) 276-1000
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Girija Narayanaswamy is affiliated with 3 sites of care and 2 medical groups
Dr. Narayanaswamy's primary practice is Stamford Hospital in Stamford, Connecticut. Dr. Narayanaswamy is also affiliated with Stamford Hospital. The medical group on file is Northeast Medical Group. Dmand AI also links Dr. Narayanaswamy to 1 more hospital and 1 medical group, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Girija Narayanaswamy's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Narayanaswamy practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Stamford Hospital | Available with a free account |
| +2 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Girija Narayanaswamy is one of 2,189 internists in Connecticut
Internal medicine is Dr. Narayanaswamy's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Narayanaswamy is licensed in Connecticut.
Specialties and state licenses
- Internal medicine, ConnecticutPrimary
Internists near Dr. Narayanaswamy
Counts of internists 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. Girija Narayanaswamy billed Medicare for 188 services in 2024
CMS data shows 188 Medicare services from Dr. Narayanaswamy across 2 procedure codes in 2024, for 190 Medicare patients. Medicare paid $25,188 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Narayanaswamy's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1812024: 1884%
Dr. Narayanaswamy compared with the Connecticut median for internists, 2024
- Dr. Narayanaswamy
- Connecticut median
- Medicare services
- 188vs 39052% below
- Medicare patients
- 190vs 17210% above
Medians across 2,185 internists in Connecticut with Dmand AI profiles that report each measure.
Dr. Narayanaswamy's most billed Medicare procedure codes, 2024
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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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Girija Narayanaswamy treated 190 Medicare patients in 2024, average age 81
CMS counts 190 Medicare patients who saw Dr. Narayanaswamy in 2024. The largest group is 75 to 84, with 79 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 29% are also on Medicaid. Their average risk score is 2.12, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Narayanaswamy's median patient age at 65, with 54% women.
Dr. Narayanaswamy's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Narayanaswamy's Medicare patients by sex, 2024
- Women11561%
- Men7539%
Chronic conditions among Dr. Narayanaswamy's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis66%
- Ischemic heart disease51%
- Heart failure49%
- Anxiety48%
- Atrial fibrillation46%
- Mood disorders46%
Share of Medicare patients with each condition. A patient can have several.
Dr. Narayanaswamy's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 65
Patient panel by sex, all payers
- Women54%
- Men42%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Girija Narayanaswamy scored 100 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 100 out of 100 for Dr. Narayanaswamy for performance year 2024, reported through an alternative payment model (APM). Dr. Narayanaswamy accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Narayanaswamy's MIPS scores, performance year 2024
- 100of 100Final score
- 86.5of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Sources for Dr. Girija Narayanaswamy'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 DataDmand AI Org Hierarchy 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 DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab) |
| 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. Girija Narayanaswamy
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What is Dr. Girija Narayanaswamy's NPI number?
Dr. Girija Narayanaswamy's NPI number is 1629079116. It was assigned on August 9, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Girija Narayanaswamy?
Dr. Girija Narayanaswamy is an internist in Stamford, Connecticut. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Girija Narayanaswamy practice?
Dr. Narayanaswamy practices at 1 Hospital Plz, Stamford, CT 06902. Dr. Narayanaswamy's primary practice is Stamford Hospital in Stamford, Connecticut. Dmand AI also links Dr. Narayanaswamy to 1 hospital and 1 medical group.
What is Dr. Girija Narayanaswamy's office phone number?
The practice phone on file for Dr. Narayanaswamy is (203) 276-1000.
What is Dr. Girija Narayanaswamy's medical license number?
Dr. Narayanaswamy holds Connecticut license 48730.
Which hospitals is Dr. Girija Narayanaswamy affiliated with?
Dr. Narayanaswamy is affiliated with Stamford Hospital. Dmand AI links Dr. Narayanaswamy to 1 more hospital.
What medical group is Dr. Girija Narayanaswamy part of?
Dr. Narayanaswamy is linked to Northeast Medical Group. Dmand AI links Dr. Narayanaswamy to 1 more medical group.
Does Dr. Girija Narayanaswamy accept Medicare?
Yes. CMS data shows Dr. Narayanaswamy billed Medicare for 188 services in 2024, and Dr. Narayanaswamy accepts Medicare assignment.
What is Dr. Girija Narayanaswamy's MIPS score?
Dr. Narayanaswamy's MIPS final score for performance year 2024 is 100 out of 100, reported through an alternative payment model (APM).
How many Medicare patients does Dr. Girija Narayanaswamy see?
CMS counts 190 Medicare patients who saw Dr. Narayanaswamy in 2024, with an average age of 81.
What services does Dr. Girija Narayanaswamy bill to Medicare?
In 2024, Dr. Narayanaswamy's most billed Medicare services were hospital inpatient care (99223) and hospital inpatient care (99222).
How long has Dr. Girija Narayanaswamy been practicing?
Dr. Narayanaswamy graduated from medical school in 1993, 33 years ago.
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