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Dr. Allen Flack, MD
NPI1053623421PAC ID5294052304
- Medicare services, 2024
- 1,174
- Medicare patients, 2024
- 332
- Publications
- 1
- Hospital affiliations
- 4
- Industry payments
- $470
- Practice address
- 1301 Montgomery Road, Graham, TX 76450
- Practice phone
- Call (940) 549-3400
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Flack'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.
Dr. Allen Flack is a pathologist in Graham, Texas
Dr. Flack practices at Graham Regional Medical Center in Graham, Texas, part of Graham Regional Medical Center.
Dr. Flack's NPI, 1053623421, was assigned on July 13, 2010. Dr. Flack graduated from UT Southwestern Medical Center in 2010. Dr. Flack holds Texas license P9564.
NPI and contact details
- NPI
- 1053623421NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5294052304
- NPI enumeration date
- July 13, 2010
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (940) 549-3400
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 42
- Medical school graduation
- 2010
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Allen Flack practices at Graham Regional Medical Center in Graham, Texas
Dr. Flack's primary practice is Graham Regional Medical Center, at 1301 Montgomery Road, Graham, TX 76450 in Young County. The practice phone is (940) 549-3400.
- Graham Regional Medical Center1301 Montgomery Road, Graham, TX 76450 · Young CountyPhone(940) 549-3400
Source: Dmand AI Affiliation Data
Dr. Allen Flack is affiliated with 5 sites of care and 2 medical groups
Dr. Flack's primary practice is Graham Regional Medical Center in Graham, Texas, part of Graham Regional Medical Center. Dr. Flack is also affiliated with University Hospital. The medical group on file is MMG Pathology Services. Dmand AI also links Dr. Flack to 2 more hospitals, 1 group practice or clinic and 1 medical group, each named with a free account.
University HospitalMMG Pathology Services2 hospitalsNames with a free account1 group practice or clinicName with a free account1 medical groupName with a free account
See all 7 affiliations for Dr. FlackSources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Allen Flack's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Flack practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Graham Regional Medical Center | Available with a free account |
| +4 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
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Dr. Allen Flack is one of 1,145 pathologists in Texas
Anatomic pathology and clinical pathology is Dr. Flack's primary specialty in the NPI Registry, under taxonomy code 207ZP0102X. Dr. Flack is board certified in pathology - anatomic/pathology - clinical by the American Board of Pathology. Dmand AI has Dr. Flack's licenses on file in 3 states: Texas, Oklahoma and South Carolina.
Specialties and state licenses
- Anatomic pathology and clinical pathology, TexasPrimary
- Oklahoma license
- South Carolina license
Pathologists near Dr. Flack
Counts of pathologists 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. Allen Flack billed Medicare for 1,174 services in 2024
CMS data shows 1,174 Medicare services from Dr. Flack across 11 procedure codes in 2024, for 332 Medicare patients. Medicare paid $33,763 for them.
Medicare services, 20241,174
Medicare patients332
Paid by Medicare$33,763
Procedure codes11
Dr. Flack's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Lab and pathology
- 2023: 1,6422024: 1,17429%
Where Dr. Flack's Medicare services took place, 2024
- In an office726%
- In a facility1,10294%
Dr. Flack compared with the Texas median for pathologists, 2024
- Dr. Flack
- Texas median
- Medicare services
- 1,174vs 91828% above
- Medicare patients
- 332vs 3546% below
Medians across 976 pathologists in Texas with Dmand AI profiles that report each measure.
Dr. Flack'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.
Need commercial claims for Dr. Flack?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Flack and other pathologists in Texas.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Allen Flack treated 332 Medicare patients in 2024, average age 74
CMS counts 332 Medicare patients who saw Dr. Flack in 2024. The largest group is 65 to 74, with 155 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 11% are also on Medicaid. Their average risk score is 1.45, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Flack's median patient age at 64, with 50% women.
Medicare patients, 2024332
Average age74
Average risk score1.45
Also on Medicaid11%
Dr. Flack's Medicare patients by age, 2024
Dr. Flack's Medicare patients by sex, 2024
- Women16851%
- Men16449%
Chronic conditions among Dr. Flack's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis57%
- Cancer41%
- Diabetes36%
- Ischemic heart disease35%
- COPD33%
- Chronic kidney disease32%
Share of Medicare patients with each condition. A patient can have several.
Dr. Flack's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 64
Patient panel by sex, all payers
- Women50%
- Men49%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
How Dr. Allen Flack takes part in Medicare
Dr. Flack 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. Allen Flack has 1 publication on record
Dmand AI links 1 paper to Dr. Flack in 2022. Dr. Flack's most frequent co-author is Jedidiah James Grisel, MD.
Papers1
Dr. Flack's most frequent co-authors
Recent publications by Dr. Flack
See who Dr. Flack researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Flack works with, so you can find a warm path to the right pathologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Allen Flack received $470 in industry payments from 2017 to 2021
CMS Open Payments shows 7 general payments to Dr. Flack from 6 drug and device companies from 2017 to 2021. Food and beverage make up the largest share, 100% of the total. Beckman Coulter, Inc. paid the most, $114.
General payments to Dr. Flack by program year, 2017 to 2021
Companies that paid Dr. Flack the most, 2017 to 2021
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Allen Flack graduated from UT Southwestern Medical Center
Dr. Flack graduated from UT Southwestern Medical Center in 2010.
- Medical school
- Board certified in pathology - anatomic/pathology - clinical
Source: Dmand AI Professional Profile Data
Dr. Allen Flack accepts plans from 7 insurance carriers
Dr. Flack is in network with 7 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Blue Cross Blue Shield of Massachusetts. PPO plans come from the most carriers, 6. Check the plan with the practice before a visit.
- Aetna
- Blue Cross Blue Shield of Michigan
- Blue Cross Blue Shield of Massachusetts
- HCSC
- Regence Health Plans
- Arkansas Blue Cross and Blue Shield
- CMS Medicare
Plan types Dr. Flack accepts, by number of carriers
- PPO6
- Medicare5
- HMO2
- POS2
- EPO1
Source: Dmand AI Insurance Network Data
Sources for Dr. Allen Flack'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 DataMedicare Physician & Other Practitioners - 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) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network 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. Allen Flack
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. Allen Flack's NPI number?
Dr. Allen Flack's NPI number is 1053623421. It was assigned on July 13, 2010, and it is active in the NPI Registry.
What kind of doctor is Dr. Allen Flack?
Dr. Allen Flack is a pathologist in Graham, Texas. The primary specialty in the NPI Registry is Anatomic Pathology & Clinical Pathology Physician (taxonomy code 207ZP0102X).
Where does Dr. Allen Flack practice?
Dr. Flack practices at 1301 Montgomery Road, Graham, TX 76450. Dr. Flack's primary practice is Graham Regional Medical Center in Graham, Texas, part of Graham Regional Medical Center. Dmand AI also links Dr. Flack to 2 hospitals, 1 group practice or clinic and 1 medical group.
What is Dr. Allen Flack's office phone number?
The practice phone on file for Dr. Flack is (940) 549-3400.
What is Dr. Allen Flack's medical license number?
Dr. Flack holds Texas license P9564, one of the licenses on file in 3 states.
Which states has Dr. Allen Flack been licensed in?
Dmand AI has state licenses on file for Dr. Flack in Texas (2014 to 2026), Oklahoma (2019 to 2026) and South Carolina (2014 to 2015).
Which hospitals is Dr. Allen Flack affiliated with?
Dr. Flack practices at Graham Regional Medical Center in Graham, Texas. Dr. Flack is also affiliated with University Hospital. Dmand AI links Dr. Flack to 2 more hospitals.
What medical group is Dr. Allen Flack part of?
Dr. Flack is linked to MMG Pathology Services. Dmand AI links Dr. Flack to 1 more medical group.
Does Dr. Allen Flack accept Medicare?
Yes. CMS data shows Dr. Flack billed Medicare for 1,174 services in 2024, and Dr. Flack accepts Medicare assignment.
How many Medicare patients does Dr. Allen Flack see?
CMS counts 332 Medicare patients who saw Dr. Flack in 2024, with an average age of 74.
Show 8 more questionsShow fewer questions
Is Dr. Allen Flack board certified?
Yes. Dr. Flack is board certified in pathology - anatomic/pathology - clinical by the American Board of Pathology.
What services does Dr. Allen Flack bill to Medicare?
In 2024, Dr. Flack's most billed Medicare services were lab and pathology test (88305), lab and pathology test (88341) and lab and pathology test (88342).
Where did Dr. Allen Flack go to medical school?
Dr. Flack graduated from UT Southwestern Medical Center in 2010.
Has Dr. Allen Flack received payments from drug or device companies?
CMS Open Payments shows $470 in general payments to Dr. Flack from 6 companies from 2017 to 2021. The largest total came from Beckman Coulter, Inc.
How long has Dr. Allen Flack been practicing?
Dr. Flack graduated from medical school in 2010, 16 years ago.
Does Dr. Allen Flack do research?
Dmand AI links 1 publication to Dr. Flack.
Who does Dr. Allen Flack publish with?
Dr. Flack's most frequent co-authors are Jedidiah James Grisel, MD (1 shared paper).
What insurance does Dr. Allen Flack accept?
Dr. Flack is in network with 7 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Blue Cross Blue Shield of Massachusetts. PPO plans come from the most carriers, 6. Check the plan with the practice before a visit.
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