Dr. Teresa McClung Sitler, MD

  • Charleston, WV
  • Internist
NPI1164485983PAC ID6507751021
Medicare services, 2024
389
Medicare patients, 2024
152
Part D claims, 2024
7,664
Hospital affiliations
4
Industry payments
$4,346
Practice address
300 Kenton Dr Suite 100 Suite 100, Charleston, WV 25311-1266
Practice phone
Call (304) 346-5533
Professional email
Get professional email
Personal email
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Mobile number
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Social profiles

Primary practice

Mountain State Medical Associates

Primary care practice · Charleston, West Virginia

See all 9 affiliations

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Dr. Teresa McClung Sitler is an internist in Charleston, West Virginia

Dr. Sitler practices at Mountain State Medical Associates in Charleston, West Virginia.

Dr. Sitler's NPI, 1164485983, was assigned on April 11, 2006. Dr. Sitler graduated from West Virginia University School of Medicine in 1999. Dr. Sitler holds West Virginia license 20491.

NPI and contact details
Medicare PAC ID
6507751021
NPI enumeration date
April 11, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(304) 346-5533
Professional email
Get email
Personal email
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Mobile number
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Sex
Female
Estimated age
53
Medical school graduation
1999

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

Dr. Teresa McClung Sitler practices at Mountain State Medical Associates in Charleston, West Virginia

Dr. Sitler's primary practice is Mountain State Medical Associates, at 300 Kenton Dr Suite 100 Suite 100, Charleston, WV 25311-1266. The practice phone is (304) 346-5533.

  • Mountain State Medical Associates
    300 Kenton Dr Suite 100 Suite 100, Charleston, WV 25311-1266Phone(304) 346-5533

Source: Dmand AI Affiliation Data

Dr. Teresa McClung Sitler is affiliated with 7 sites of care and 2 medical groups

Dr. Sitler's primary practice is Mountain State Medical Associates in Charleston, West Virginia. Dr. Sitler is also affiliated with Charleston Area Medical Center General Hospital. The medical group on file is Mountain State Medical Associates. Dmand AI also links Dr. Sitler to 3 more hospitals, 1 group practice or clinic, 1 home health agency and 1 medical group, each named with a free account.

See all 9 affiliations for Dr. Sitler

Source: Dmand AI Affiliation Data

Dmand AI tracks the EHR system at Dr. Teresa McClung Sitler's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Sitler practices, 7 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Mountain State Medical AssociatesAvailable with a free account
+6 more sites and 1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Teresa McClung Sitler is one of 718 internists in West Virginia

Internal medicine is Dr. Sitler's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Sitler is licensed in West Virginia.

Specialties and state licenses

  • Internal medicine, West VirginiaPrimaryLicense 20491 · taxonomy 207R00000X

Internists near Dr. Sitler

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. Teresa McClung Sitler billed Medicare for 389 services in 2024

CMS data shows 389 Medicare services from Dr. Sitler across 5 procedure codes in 2024, for 152 Medicare patients. Medicare paid $31,277 for them. Every service was in an office.

Medicare services, 2024389
Medicare patients152
Paid by Medicare$31,277
Procedure codes5

Dr. Sitler's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Office and hospital visits
2023: 2002024: 18110%
Other services
2023: 1902024: 16812%
Tests and treatments
2023: 482024: 4017%

Dr. Sitler compared with the West Virginia median for internists, 2024

  • Dr. Sitler
  • West Virginia median
Medicare services
389vs 372Close to median
Medicare patients
152vs 17513% below
Part D claims
6,906vs 19236.0 times

Medians across 682 internists in West Virginia with Dmand AI profiles that report each measure.

Dr. Sitler'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.

See all procedures by Dr. Sitler

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. Teresa McClung Sitler treated 152 Medicare patients in 2024, average age 71

CMS counts 152 Medicare patients who saw Dr. Sitler in 2024. The largest group is 65 to 74, with 84 patients. 73% of them have high blood pressure, and 64% have high cholesterol. 9% are also on Medicaid. Their average risk score is 1.02, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Sitler's median patient age at 56, with 68% women.

Medicare patients, 2024152
Average age71
Average risk score1.02
Also on Medicaid9%

Dr. Sitler's Medicare patients by age, 2024

Dr. Sitler's Medicare patients by sex, 2024

  • Women10267%
  • Men5033%

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

  1. High blood pressure73%
  2. High cholesterol64%
  3. Arthritis43%
  4. Depression34%
  5. Mood disorders34%
  6. Anxiety32%
  7. Diabetes30%
  8. Ischemic heart disease23%

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

Dr. Sitler's patients across all payers

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

Patient panel by age, all payers

Median age 56

Patient panel by sex, all payers

  • Women68%
  • Men31%

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

Dr. Teresa McClung Sitler wrote 7,664 Medicare Part D claims in 2024

In 2024, Dr. Sitler wrote 7,664 Medicare Part D claims for 453 patients. 90% of them were for generic drugs. CMS names the drug for 6,906 of them, across 133 drugs with 11 or more claims each, at $431,855 in total drug cost. In 2023, CMS named 6,641 claims across 134 drugs.

Part D claims, 20247,664
Drugs named by CMS133
Total drug cost$431,855
Part D patients453

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

  • Generic6,934 claims90%
  • Brand-name687 claims9%
  • Other43 claims1%

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

  • Opioids7%556 of 7,664 claims
  • Antibiotics3%216 of 7,664 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: 6,6412024: 6,9064%

Drugs named by CMS: 133 in 2024, 134 in 2023.

See all prescribing by Dr. Sitler

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

Dr. Teresa McClung Sitler offers telehealth to Medicare patients

Dr. Sitler accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Sitler as offering telehealth.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Source: Doctors and Clinicians National Downloadable File (CMS)

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Dr. Teresa McClung Sitler received $4,346 in industry payments from 2016 to 2025

CMS Open Payments shows 275 general payments to Dr. Sitler from 36 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Novo Nordisk Inc paid the most, $1,629.

General payments to Dr. Sitler by program year, 2016 to 2025

Companies that paid Dr. Sitler the most, 2016 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Sitler

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

Dr. Teresa McClung Sitler graduated from West Virginia University School of Medicine

Dr. Sitler graduated from West Virginia University School of Medicine in 1999.

  1. Medical schoolWest Virginia University School of Medicine

Source: Dmand AI Professional Profile Data

Sources for Dr. Teresa McClung Sitler'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 phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand 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)
Training, board certification and membershipsDmand AI Professional Profile Data
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. Teresa McClung Sitler

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. Teresa McClung Sitler's NPI number?

Dr. Teresa McClung Sitler's NPI number is 1164485983. It was assigned on April 11, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Teresa McClung Sitler?

Dr. Teresa McClung Sitler is an internist in Charleston, West Virginia. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).

Where does Dr. Teresa McClung Sitler practice?

Dr. Sitler practices at 300 Kenton Dr Suite 100 Suite 100, Charleston, WV 25311-1266. Dr. Sitler's primary practice is Mountain State Medical Associates in Charleston, West Virginia. Dmand AI also links Dr. Sitler to 3 hospitals, 1 group practice or clinic, 1 home health agency and 1 medical group.

What is Dr. Teresa McClung Sitler's office phone number?

The practice phone on file for Dr. Sitler is (304) 346-5533.

What is Dr. Teresa McClung Sitler's medical license number?

Dr. Sitler holds West Virginia license 20491.

Which hospitals is Dr. Teresa McClung Sitler affiliated with?

Dr. Sitler is affiliated with Charleston Area Medical Center General Hospital. Dmand AI links Dr. Sitler to 3 more hospitals.

What medical group is Dr. Teresa McClung Sitler part of?

Dr. Sitler is linked to Mountain State Medical Associates. Dmand AI links Dr. Sitler to 1 more medical group.

Does Dr. Teresa McClung Sitler accept Medicare?

Yes. CMS data shows Dr. Sitler billed Medicare for 389 services in 2024, and Dr. Sitler accepts Medicare assignment.

Does Dr. Teresa McClung Sitler offer telehealth?

Yes. The CMS Doctors and Clinicians file lists Dr. Sitler as offering telehealth services.

How many Medicare patients does Dr. Teresa McClung Sitler see?

CMS counts 152 Medicare patients who saw Dr. Sitler in 2024, with an average age of 71.

Show 5 more questionsShow fewer questions

What services does Dr. Teresa McClung Sitler bill to Medicare?

In 2024, Dr. Sitler's most billed Medicare services were office visit, established patient (99214), medicare service (G0439) and office visit, established patient (99213).

Where did Dr. Teresa McClung Sitler go to medical school?

Dr. Sitler graduated from West Virginia University School of Medicine in 1999.

What drugs does Dr. Teresa McClung Sitler prescribe most?

In 2024 Medicare Part D data, Dr. Sitler's most prescribed drugs by claims were Levothyroxine Sodium, Atorvastatin Calcium and Hydrocodone-Acetaminophen.

Has Dr. Teresa McClung Sitler received payments from drug or device companies?

CMS Open Payments shows $4,346 in general payments to Dr. Sitler from 36 companies from 2016 to 2025. The largest total came from Novo Nordisk Inc.

How long has Dr. Teresa McClung Sitler been practicing?

Dr. Sitler graduated from medical school in 1999, 27 years ago.

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