Dr. Timothy Jack, MD
- Medicare services, 2018
- 254
- Part D claims, 2024
- 68
- Industry payments
- $70
- Affiliated sites
- 3
- Medical groups
- 3
- Practice address
- 1040 Park Ave, Suite 200, Baltimore, MD 21201
- Practice phone
- Call (443) 703-3200
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
AbsoluteCare - Baltimore
FQHC - Main Site · Baltimore, Maryland
Find Dr. Jack's professional email, personal email and mobile number
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Dr. Timothy Jack is a psychiatrist in Baltimore, Maryland
Dr. Jack practices at AbsoluteCare - Baltimore in Baltimore, Maryland.
Dr. Jack's NPI, 1891949723, was assigned on November 5, 2008. Dr. Jack graduated from University of Maryland School of Medicine in 1979. Dr. Jack holds California license G85727.
- NPI
- 1891949723NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1658691027
- NPI enumeration date
- November 5, 2008
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (443) 703-3200
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 73
- Medical school graduation
- 1979
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Timothy Jack practices at AbsoluteCare - Baltimore in Baltimore, Maryland
Dr. Jack's primary practice is AbsoluteCare - Baltimore, at 1040 Park Ave, Suite 200, Baltimore, MD 21201 in Baltimore City. The practice phone is (443) 703-3200.
- AbsoluteCare - Baltimore1040 Park Ave, Suite 200, Baltimore, MD 21201 · Baltimore CityPhone(443) 703-3200
Source: Dmand AI Affiliation Data
Dr. Timothy Jack is affiliated with 3 sites of care and 3 medical groups
Dr. Jack's primary practice is AbsoluteCare - Baltimore in Baltimore, Maryland. The medical group on file is Baltimore Medical System. Dmand AI also links Dr. Jack to 2 more medical groups, 1 community health center and 1 group practice or clinic, each named with a free account. Dr. Jack's employer is on file too: a community health center (fqhc).
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Timothy Jack's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Jack practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| AbsoluteCare - Baltimore | Available with a free account |
| +2 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Timothy Jack is one of 901 psychiatrists in Maryland
Psychiatry is Dr. Jack's primary specialty in the NPI Registry, under taxonomy code 2084P0800X. Dr. Jack is licensed in California.
Specialties and state licenses
- Psychiatry, CaliforniaPrimary
Psychiatrists near Dr. Jack
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. Timothy Jack billed Medicare for 254 services in 2018
CMS data shows 254 Medicare services from Dr. Jack across 2 procedure codes in 2018. Medicare paid $16,110 for them. Every service was in an office.
Dr. Jack's Medicare services by type, 2017 to 2018
- 2017
- 2018
- Office and hospital visits
- 2017: 3812018: 24236%
- Tests and treatments
- 2017: 142018: 1214%
Dr. Jack compared with the Maryland median for psychiatrists, 2018
- Dr. Jack
- Maryland median
- Medicare services
- 254vs 18835% above
- Part D claims
- 15vs 11687% below
Medians across 1,014 psychiatrists in Maryland with Dmand AI profiles that report each measure.
Dr. Jack's most billed Medicare procedure codes, 2018
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. Jack and other psychiatrists in Maryland.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Timothy Jack's patients have a median age of 51
Across all payers, Dmand AI patient panel data puts Dr. Jack's median patient age at 51, with 70% women.
Dr. Jack's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 51
Patient panel by sex, all payers
- Women70%
- Men30%
Source: Dmand AI Patient Panel Data
Dr. Timothy Jack wrote 68 Medicare Part D claims in 2024
In 2024, Dr. Jack wrote 68 Medicare Part D claims for 11 patients. 91% of them were for generic drugs. CMS names the drug for 15 of them, across 1 drug with 11 or more claims each, at $139 in total drug cost. In 2023, CMS named 128 claims across 7 drugs.
Dr. Jack's Part D claims by kind of drug, 2024
- Generic62 claims91%
- Brand-name and other6 claims9%
Dr. Jack'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. Jack's Part D claims, 2024
- Antipsychotics, patients 65 and over29%20 of 68 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: 1282024: 1588%
Drugs named by CMS: 1 in 2024, 7 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
How Dr. Timothy Jack takes part in Medicare
Dr. Jack 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. Timothy Jack received $70 in industry payments from 2017 to 2018
CMS Open Payments shows 5 general payments to Dr. Jack from 2 drug and device companies from 2017 to 2018. Food and beverage make up the largest share, 100% of the total. Janssen Pharmaceuticals, Inc paid the most, $51.
General payments to Dr. Jack by program year, 2017 to 2018
Companies that paid Dr. Jack the most, 2017 to 2018
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Timothy Jack graduated from University of Maryland School of Medicine
Dr. Jack graduated from University of Maryland School of Medicine in 1979.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Timothy Jack'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. Timothy Jack
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. Timothy Jack's NPI number?
Dr. Timothy Jack's NPI number is 1891949723. It was assigned on November 5, 2008, and it is active in the NPI Registry.
What kind of doctor is Dr. Timothy Jack?
Dr. Timothy Jack is a psychiatrist in Baltimore, Maryland. The primary specialty in the NPI Registry is Psychiatry Physician (taxonomy code 2084P0800X).
Where does Dr. Timothy Jack practice?
Dr. Jack practices at 1040 Park Ave, Suite 200, Baltimore, MD 21201. Dr. Jack's primary practice is AbsoluteCare - Baltimore in Baltimore, Maryland. Dmand AI also links Dr. Jack to 2 medical groups, 1 community health center and 1 group practice or clinic.
What is Dr. Timothy Jack's office phone number?
The practice phone on file for Dr. Jack is (443) 703-3200.
What is Dr. Timothy Jack's medical license number?
Dr. Jack holds California license G85727.
What medical group is Dr. Timothy Jack part of?
Dr. Jack is linked to Baltimore Medical System. Dmand AI links Dr. Jack to 2 more medical groups.
Does Dr. Timothy Jack accept Medicare?
Yes. CMS data shows Dr. Jack billed Medicare for 254 services in 2018, and Dr. Jack accepts Medicare assignment.
What services does Dr. Timothy Jack bill to Medicare?
In 2018, Dr. Jack's most billed Medicare services were office visit, established patient (99214) and psychiatric service (90792).
Where did Dr. Timothy Jack go to medical school?
Dr. Jack graduated from University of Maryland School of Medicine in 1979.
What drugs does Dr. Timothy Jack prescribe most?
In 2024 Medicare Part D data, Dr. Jack's most prescribed drugs by claims were Quetiapine Fumarate.
Has Dr. Timothy Jack received payments from drug or device companies?
CMS Open Payments shows $70 in general payments to Dr. Jack from 2 companies from 2017 to 2018. The largest total came from Janssen Pharmaceuticals, Inc.
How long has Dr. Timothy Jack been practicing?
Dr. Jack graduated from medical school in 1979, 47 years ago.
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