Margaret A. Kestler, PA
- Medicare services, 2024
- 465
- Medicare patients, 2024
- 249
- Part D claims, 2024
- 1,178
- Hospital affiliations
- 1
- Industry payments
- $263
- Practice address
- 6 Care Ln, Saratoga Springs, NY 12866
- Practice phone
- Call (518) 525-5634
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
St. Peter's Health Partners Medical Associates
Saratoga Springs, New York
Find Margaret Kestler'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.
Margaret A. Kestler is a physician assistant in Saratoga Springs, New York
Margaret Kestler practices at St. Peter's Health Partners Medical Associates in Saratoga Springs, New York.
Margaret Kestler's NPI, 1205025335, was assigned on October 15, 2007.
- NPI
- 1205025335NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9537249420
- NPI enumeration date
- October 15, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (518) 525-5634
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 45
- Medical school graduation
- 2007
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Margaret A. Kestler practices at St. Peter's Health Partners Medical Associates in Saratoga Springs, New York
Margaret Kestler's primary practice is St. Peter's Health Partners Medical Associates, at 6 Care Ln, Saratoga Springs, NY 12866 in Saratoga County. The practice phone is (518) 525-5634.
- St. Peter's Health Partners Medical Associates6 Care Ln, Saratoga Springs, NY 12866 · Saratoga CountyPhone(518) 525-5634
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Margaret A. Kestler is affiliated with 4 sites of care and 2 medical groups
Margaret Kestler's primary practice is St. Peter's Health Partners Medical Associates in Saratoga Springs, New York. Margaret Kestler is also affiliated with St. Peter's Hospital. The medical group on file is St. Peter's Medical Associates. Dmand AI also links Margaret Kestler to 2 more group practices and clinics and 1 medical group, 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 Margaret A. Kestler's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Margaret Kestler practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| St. Peter's Health Partners Medical Associates | Available with a free account |
| +3 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Margaret A. Kestler is one of 11,456 physician assistants in New York
Physician assistant is Margaret Kestler's primary specialty in the NPI Registry, under taxonomy code 363A00000X. Margaret Kestler is board certified in certified physician assistant by the National Commission on Certification of Physician Assistants (NCCPA).
Specialties and state licenses
- Physician assistantPrimary
Physician assistants near Margaret Kestler
Counts of physician assistants 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
Margaret A. Kestler billed Medicare for 465 services in 2024
CMS data shows 465 Medicare services from Margaret Kestler across 2 procedure codes in 2024, for 249 Medicare patients. Medicare paid $21,035 for them. Every service was in an office.
Margaret Kestler's Medicare services by type, 2024
- Office and hospital visits260
- Tests and treatments205
Margaret Kestler compared with the New York median for physician assistants, 2024
- Margaret Kestler
- New York median
- Medicare services
- 465vs 1762.6 times
- Medicare patients
- 249vs 783.2 times
- Part D claims
- 924vs 2453.8 times
Medians across 6,477 physician assistants in New York with Dmand AI profiles that report each measure.
Margaret Kestler'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
Margaret A. Kestler treated 249 Medicare patients in 2024, average age 77
CMS counts 249 Medicare patients who saw Margaret Kestler in 2024. The largest group is 75 to 84, with 115 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 10% are also on Medicaid. Their average risk score is 1.47, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Margaret Kestler's median patient age at 79, with 48% women.
Margaret Kestler's Medicare patients by age, 2024
Margaret Kestler's Medicare patients by sex, 2024
- Women14056%
- Men10944%
Chronic conditions among Margaret Kestler's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Ischemic heart disease58%
- Arthritis55%
- Atrial fibrillation45%
- Heart failure35%
- Diabetes32%
- Chronic kidney disease31%
Share of Medicare patients with each condition. A patient can have several.
Margaret Kestler's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 79
Patient panel by sex, all payers
- Women48%
- Men48%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Margaret A. Kestler wrote 1,178 Medicare Part D claims in 2024
In 2024, Margaret Kestler wrote 1,178 Medicare Part D claims for 458 patients. 81% of them were for generic drugs. CMS names the drug for 924 of them, across 32 drugs with 11 or more claims each, at $240,338 in total drug cost.
Margaret Kestler's Part D claims by kind of drug, 2024
- Generic959 claims81%
- Brand-name219 claims19%
Margaret Kestler'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.
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
How Margaret A. Kestler takes part in Medicare
Margaret Kestler accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Margaret A. Kestler received $263 in industry payments in 2025
CMS Open Payments shows 14 general payments to Margaret Kestler from 8 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Pfizer Inc. paid the most, $77.
Companies that paid Margaret Kestler the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Margaret A. Kestler is board certified in certified physician assistant
Margaret Kestler is a member of AAPA.
- Board certified in certified physician assistant
Source: Dmand AI Professional Profile Data
Sources for Margaret A. Kestler'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 DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| 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) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (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 Margaret A. Kestler
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Margaret A. Kestler's NPI number?
Margaret A. Kestler's NPI number is 1205025335. It was assigned on October 15, 2007, and it is active in the NPI Registry.
What does Margaret A. Kestler specialize in?
Margaret A. Kestler is a physician assistant in Saratoga Springs, New York. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Margaret A. Kestler practice?
Margaret Kestler practices at 6 Care Ln, Saratoga Springs, NY 12866. Margaret Kestler's primary practice is St. Peter's Health Partners Medical Associates in Saratoga Springs, New York. Dmand AI also links Margaret Kestler to 2 group practices and clinics and 1 medical group.
What is Margaret A. Kestler's office phone number?
The practice phone on file for Margaret Kestler is (518) 525-5634.
Which hospitals is Margaret A. Kestler affiliated with?
Margaret Kestler is affiliated with St. Peter's Hospital.
What medical group is Margaret A. Kestler part of?
Margaret Kestler is linked to St. Peter's Medical Associates. Dmand AI links Margaret Kestler to 1 more medical group.
Does Margaret A. Kestler accept Medicare?
Yes. CMS data shows Margaret Kestler billed Medicare for 465 services in 2024, and Margaret Kestler accepts Medicare assignment.
How many Medicare patients does Margaret A. Kestler see?
CMS counts 249 Medicare patients who saw Margaret Kestler in 2024, with an average age of 77.
Is Margaret A. Kestler board certified?
Yes. Margaret Kestler is board certified in certified physician assistant by the National Commission on Certification of Physician Assistants (NCCPA).
What services does Margaret A. Kestler bill to Medicare?
In 2024, Margaret Kestler's most billed Medicare services were office visit, established patient (99214) and heart test or procedure (93000).
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What drugs does Margaret A. Kestler prescribe most?
In 2024 Medicare Part D data, Margaret Kestler's most prescribed drugs by claims were Rosuvastatin Calcium, Eliquis and Atenolol.
Has Margaret A. Kestler received payments from drug or device companies?
CMS Open Payments shows $263 in general payments to Margaret Kestler from 8 companies from 2025 to 2025. The largest total came from Pfizer Inc.
How long has Margaret A. Kestler been practicing?
Margaret Kestler graduated from medical school in 2007, 19 years ago.
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