Dr. John Howard Dewitt, MD
- Medicare services, 2023
- 114
- Part D claims, 2024
- 39
- Hospital affiliations
- 2
- Industry payments
- $301,998
- Medical groups
- 6
- Practice address
- 2700 E Phillips Rd, Greer, SC 29650
- Practice phone
- Call (864) 235-2335
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Dewitt's professional email, personal email and mobile number
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Dr. John Howard Dewitt is a psychiatrist in Greer, South Carolina
Dr. Dewitt practices at The Carolina Center for Behavioral Health in Greer, South Carolina, part of Universal Health Services.
Dr. Dewitt's NPI, 1952497653, was assigned on October 4, 2006. Dr. Dewitt graduated from University of South Carolina School of Medicine in 1984. Dr. Dewitt holds South Carolina license 13334.
- NPI
- 1952497653NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3971659947
- NPI enumeration date
- October 4, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (864) 235-2335
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 68
- Medical school graduation
- 1984
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. John Howard Dewitt practices at The Carolina Center for Behavioral Health in Greer, South Carolina
Dr. Dewitt's primary practice is The Carolina Center for Behavioral Health, at 2700 E Phillips Rd, Greer, SC 29650 in Greenville County. The practice phone is (864) 235-2335.
- The Carolina Center for Behavioral Health2700 E Phillips Rd, Greer, SC 29650 · Greenville CountyPhone(864) 235-2335
Source: Dmand AI Affiliation Data
Dr. John Howard Dewitt is affiliated with 3 sites of care and 6 medical groups
Dr. Dewitt's primary practice is The Carolina Center for Behavioral Health in Greer, South Carolina, part of Universal Health Services. Dr. Dewitt is also affiliated with Aiken Regional Medical Centers. The medical group on file is The Carolina Center for Behavioral Health. Dmand AI also links Dr. Dewitt to 5 more medical groups and 1 behavioral health center, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. John Howard Dewitt's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Dewitt practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| The Carolina Center for Behavioral Health | Available with a free account |
| +2 more sites and 5 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. John Howard Dewitt is one of 630 psychiatrists in South Carolina
Psychiatry is Dr. Dewitt's primary specialty in the NPI Registry, under taxonomy code 2084P0800X. Dr. Dewitt is licensed in South Carolina.
Specialties and state licenses
- Psychiatry, South CarolinaPrimary
Psychiatrists near Dr. Dewitt
Counts of psychiatrists 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. John Howard Dewitt billed Medicare for 114 services in 2023
CMS data shows 114 Medicare services from Dr. Dewitt across 4 procedure codes in 2023. Medicare paid $7,218 for them.
Dr. Dewitt's Medicare services by type, 2022 to 2023
- 2022
- 2023
- Office and hospital visits
- 2022: 2872023: 10364%
- Tests and treatments
- 2022: 1062023: 1190%
Where Dr. Dewitt's Medicare services took place, 2023
- In an office3329%
- In a facility8171%
Dr. Dewitt compared with the South Carolina median for psychiatrists, 2023
- Dr. Dewitt
- South Carolina median
- Medicare services
- 114vs 12912% below
- Part D claims
- 14vs 16892% below
Medians across 616 psychiatrists in South Carolina with Dmand AI profiles that report each measure.
Dr. Dewitt'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. Dewitt and other psychiatrists in South Carolina.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. John Howard Dewitt's patients have a median age of 57
Across all payers, Dmand AI patient panel data puts Dr. Dewitt's median patient age at 57, with 60% women.
Dr. Dewitt'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
- Women60%
- Men40%
Source: Dmand AI Patient Panel Data
Dr. John Howard Dewitt wrote 39 Medicare Part D claims in 2024
In 2024, Dr. Dewitt wrote 39 Medicare Part D claims. 54% of them were for generic drugs. CMS names the drug for 14 of them, across 1 drug with 11 or more claims each, at $7,822 in total drug cost. In 2023, CMS named 608 claims across 23 drugs.
Dr. Dewitt's Part D claims by kind of drug, 2024
- Generic21 claims54%
- Brand-name18 claims46%
Dr. Dewitt'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.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 6082024: 1498%
Drugs named by CMS: 1 in 2024, 23 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
Dr. John Howard Dewitt offers telehealth to Medicare patients
Dr. Dewitt accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Dewitt as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. John Howard Dewitt received $301,998 in industry payments from 2016 to 2025
CMS Open Payments shows 497 general payments to Dr. Dewitt from 22 drug and device companies from 2016 to 2025. Speaker and faculty fees make up the largest share, 90% of the total. Abbvie Inc. paid the most, $149,572.
General payments to Dr. Dewitt by program year, 2016 to 2025
General payments to Dr. Dewitt by kind, 2016 to 2025
- Speaker and faculty fees$272,60190%
- Travel and lodging$22,1117%
- Food and beverage$7,1692%
- Education$1180%
Companies that paid Dr. Dewitt 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. John Howard Dewitt graduated from University of South Carolina School of Medicine
Dr. Dewitt graduated from University of South Carolina School of Medicine in 1984.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. John Howard Dewitt'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 | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand 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 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) |
| 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 Dr. John Howard Dewitt
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. John Howard Dewitt's NPI number?
Dr. John Howard Dewitt's NPI number is 1952497653. It was assigned on October 4, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. John Howard Dewitt?
Dr. John Howard Dewitt is a psychiatrist in Greer, South Carolina. The primary specialty in the NPI Registry is Psychiatry Physician (taxonomy code 2084P0800X).
Where does Dr. John Howard Dewitt practice?
Dr. Dewitt practices at 2700 E Phillips Rd, Greer, SC 29650. Dr. Dewitt's primary practice is The Carolina Center for Behavioral Health in Greer, South Carolina, part of Universal Health Services. Dmand AI also links Dr. Dewitt to 5 medical groups and 1 behavioral health center.
What is Dr. John Howard Dewitt's office phone number?
The practice phone on file for Dr. Dewitt is (864) 235-2335.
What is Dr. John Howard Dewitt's medical license number?
Dr. Dewitt holds South Carolina license 13334.
Which hospitals is Dr. John Howard Dewitt affiliated with?
Dr. Dewitt practices at The Carolina Center for Behavioral Health in Greer, South Carolina. Dr. Dewitt is also affiliated with Aiken Regional Medical Centers.
What medical group is Dr. John Howard Dewitt part of?
Dr. Dewitt is linked to The Carolina Center for Behavioral Health. Dmand AI links Dr. Dewitt to 5 more medical groups.
Does Dr. John Howard Dewitt accept Medicare?
Yes. CMS data shows Dr. Dewitt billed Medicare for 114 services in 2023, and Dr. Dewitt accepts Medicare assignment.
Does Dr. John Howard Dewitt offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Dewitt as offering telehealth services.
What services does Dr. John Howard Dewitt bill to Medicare?
In 2023, Dr. Dewitt's most billed Medicare services were hospital inpatient care (99232), office visit, established patient (99213) and office visit, established patient (99214).
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Where did Dr. John Howard Dewitt go to medical school?
Dr. Dewitt graduated from University of South Carolina School of Medicine in 1984.
What drugs does Dr. John Howard Dewitt prescribe most?
In 2024 Medicare Part D data, Dr. Dewitt's most prescribed drugs by claims were Eliquis.
Has Dr. John Howard Dewitt received payments from drug or device companies?
CMS Open Payments shows $301,998 in general payments to Dr. Dewitt from 22 companies from 2016 to 2025. The largest total came from Abbvie Inc.
How long has Dr. John Howard Dewitt been practicing?
Dr. Dewitt graduated from medical school in 1984, 42 years ago.
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