Dr. Walter E. Martin, MD

  • Higganum, CT
  • Internist
NPI1619944600PAC ID5395658736
Medicare services, 2024
218
Medicare patients, 2024
86
Part D claims, 2024
759
Hospital affiliations
1
Industry payments
$354
Practice address
415 Killingworth Rd, Higganum, CT 06441
Practice phone
Call (860) 284-5200
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Prohealth Physicians

Higganum, Connecticut

See all 8 affiliations

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Dr. Walter E. Martin is an internist in Higganum, Connecticut

Dr. Martin practices at Prohealth Physicians in Higganum, Connecticut.

Dr. Martin's NPI, 1619944600, was assigned on March 8, 2006. Dr. Martin holds Maine license MD21468.

NPI and contact details
Medicare PAC ID
5395658736
NPI enumeration date
March 8, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(860) 284-5200
Professional email
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Personal email
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Mobile number
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Sex
Male
Estimated age
69
Medical school graduation
1983

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Walter E. Martin practices at Prohealth Physicians in Higganum, Connecticut

Dr. Martin's primary practice is Prohealth Physicians, at 415 Killingworth Rd, Higganum, CT 06441 in Lower Ct River Vly County. The practice phone is (860) 284-5200.

  • Prohealth Physicians
    415 Killingworth Rd, Higganum, CT 06441 · Lower Ct River Vly CountyPhone(860) 284-5200

Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data

Dr. Walter E. Martin is affiliated with 3 sites of care and 5 medical groups

Dr. Martin's primary practice is Prohealth Physicians in Higganum, Connecticut. Dr. Martin is also affiliated with Middlesex Hospital. The medical group on file is ProHealth Physicians. Dmand AI also links Dr. Martin to 4 more medical groups and 1 group practice or clinic, each named with a free account.

See all 8 affiliations for Dr. Martin

Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data

Dmand AI tracks the EHR system at Dr. Walter E. Martin's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Martin practices, 2 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Prohealth PhysiciansAvailable with a free account
+2 more sites and 4 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Walter E. Martin is one of 2,189 internists in Connecticut

Internal medicine is Dr. Martin's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dmand AI has Dr. Martin's licenses on file in 4 states: Maine, Florida, Montana and Pennsylvania.

Specialties and state licenses

  • Internal medicine, MainePrimaryLicense MD21468 · taxonomy 207R00000X
  • Florida licenseLicense ME47497
  • Montana licenseLicense 9605
  • Pennsylvania licenseLicense MD039667L

Internists near Dr. Martin

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. Walter E. Martin billed Medicare for 218 services in 2024

CMS data shows 218 Medicare services from Dr. Martin across 3 procedure codes in 2024, for 86 Medicare patients. Medicare paid $16,408 for them. Every service was in an office.

Medicare services, 2024218
Medicare patients86
Paid by Medicare$16,408
Procedure codes3

Dr. Martin's Medicare services by type, 2021 to 2024

  • 2021
  • 2024
Office and hospital visits
2021: 2052024: 2186%
Other services
2021: 122024: 0100%
Surgery
2021: 532024: 0100%

Dr. Martin compared with the Connecticut median for internists, 2024

  • Dr. Martin
  • Connecticut median
Medicare services
218vs 39044% below
Medicare patients
86vs 17250% below
Part D claims
404vs 34318% above

Medians across 2,185 internists in Connecticut with Dmand AI profiles that report each measure.

Dr. Martin'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. Walter E. Martin treated 86 Medicare patients in 2024, average age 85

CMS counts 86 Medicare patients who saw Dr. Martin in 2024. The largest group is 85 and over, with 44 patients. 75% of them have high blood pressure, and 64% have depression. 56% are also on Medicaid. Their average risk score is 1.65, 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. Martin's median patient age at 68, with 49% women.

Medicare patients, 202486
Average age85
Average risk score1.65
Also on Medicaid56%

Dr. Martin's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Dr. Martin's Medicare patients by sex, 2024

  • Women6171%
  • Men2529%

Chronic conditions among Dr. Martin's Medicare patients, 2024

  1. High blood pressure75%
  2. Depression64%
  3. High cholesterol63%
  4. Alzheimer's and dementia62%
  5. Mood disorders62%
  6. Arthritis58%
  7. Anxiety45%
  8. Chronic kidney disease45%

Share of Medicare patients with each condition. A patient can have several.

Dr. Martin's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 68

Patient panel by sex, all payers

  • Women49%
  • Men50%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Dr. Walter E. Martin wrote 759 Medicare Part D claims in 2024

In 2024, Dr. Martin wrote 759 Medicare Part D claims for 227 patients. 87% of them were for generic drugs. CMS names the drug for 404 of them, across 24 drugs with 11 or more claims each, at $44,415 in total drug cost. In 2023, CMS named 1,261 claims across 46 drugs.

Part D claims, 2024759
Drugs named by CMS24
Total drug cost$44,415
Part D patients227

Dr. Martin's Part D claims by kind of drug, 2024

  • Generic664 claims87%
  • Brand-name and other95 claims13%

Dr. Martin'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. Martin's Part D claims, 2024

  • Opioids3%26 of 759 claims
  • Antibiotics4%30 of 759 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: 1,2612024: 40468%

Drugs named by CMS: 24 in 2024, 46 in 2023.

See all prescribing by Dr. Martin

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 Dr. Walter E. Martin takes part in Medicare

Dr. Martin 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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Dr. Walter E. Martin received $354 in industry payments from 2016 to 2024

CMS Open Payments shows 15 general payments to Dr. Martin from 8 drug and device companies from 2016 to 2024. Food and beverage make up the largest share, 100% of the total. Sanofi and Genzyme US Companies paid the most, $130.

General payments to Dr. Martin by program year, 2016 to 2024

Companies that paid Dr. Martin the most, 2016 to 2024

Share is of all general payments to this clinician.

See all payments to Dr. Martin

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Sources for Dr. Walter E. Martin's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data
Primary practice, affiliations and health systemNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare 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 percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. Walter E. Martin

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. Walter E. Martin's NPI number?

Dr. Walter E. Martin's NPI number is 1619944600. It was assigned on March 8, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Walter E. Martin?

Dr. Walter E. Martin is an internist in Higganum, Connecticut. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).

Where does Dr. Walter E. Martin practice?

Dr. Martin practices at 415 Killingworth Rd, Higganum, CT 06441. Dr. Martin's primary practice is Prohealth Physicians in Higganum, Connecticut. Dmand AI also links Dr. Martin to 4 medical groups and 1 group practice or clinic.

What is Dr. Walter E. Martin's office phone number?

The practice phone on file for Dr. Martin is (860) 284-5200.

What is Dr. Walter E. Martin's medical license number?

Dr. Martin holds Maine license MD21468, one of the licenses on file in 4 states.

Which states has Dr. Walter E. Martin been licensed in?

Dmand AI has state licenses on file for Dr. Martin in Maine, Florida, Montana and Pennsylvania.

Which hospitals is Dr. Walter E. Martin affiliated with?

Dr. Martin is affiliated with Middlesex Hospital.

What medical group is Dr. Walter E. Martin part of?

Dr. Martin is linked to ProHealth Physicians. Dmand AI links Dr. Martin to 4 more medical groups.

Does Dr. Walter E. Martin accept Medicare?

Yes. CMS data shows Dr. Martin billed Medicare for 218 services in 2024, and Dr. Martin accepts Medicare assignment.

How many Medicare patients does Dr. Walter E. Martin see?

CMS counts 86 Medicare patients who saw Dr. Martin in 2024, with an average age of 85.

Show 4 more questionsShow fewer questions

What services does Dr. Walter E. Martin bill to Medicare?

In 2024, Dr. Martin's most billed Medicare services were nursing facility care (99309), nursing facility care (99308) and nursing facility care (99306).

What drugs does Dr. Walter E. Martin prescribe most?

In 2024 Medicare Part D data, Dr. Martin's most prescribed drugs by claims were Atorvastatin Calcium, Pantoprazole Sodium and Lisinopril.

Has Dr. Walter E. Martin received payments from drug or device companies?

CMS Open Payments shows $354 in general payments to Dr. Martin from 8 companies from 2016 to 2024. The largest total came from Sanofi and Genzyme US Companies.

How long has Dr. Walter E. Martin been practicing?

Dr. Martin graduated from medical school in 1983, 43 years ago.

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