Dr. John Randall Griffin, MD
- Medicare services, 2022
- 14
- Medicare patients, 2024
- 12
- Part D claims, 2024
- 739
- Publications
- 24
- Industry payments
- $1,052
- Practice address
- 11511 Shadow Creek Pkwy, Pearland, TX 77584
- Practice phone
- Call (713) 442-0000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Kelsey Seybold Clinic
Pearland, Texas
Find Dr. Griffin'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. John Randall Griffin is a dermatologist in Pearland, Texas
Dr. Griffin practices at Kelsey Seybold Clinic in Pearland, Texas.
Dr. Griffin's NPI, 1548490212, was assigned on July 16, 2009. Dr. Griffin graduated from McGovern Medical School in 2009. Dr. Griffin holds Texas license Q0644.
- NPI
- 1548490212NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7012100258
- NPI enumeration date
- July 16, 2009
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (713) 442-0000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 43
- Medical school graduation
- 2009
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. John Randall Griffin practices at Kelsey Seybold Clinic in Pearland, Texas
Dr. Griffin's primary practice is Kelsey Seybold Clinic, at 11511 Shadow Creek Pkwy, Pearland, TX 77584 in Brazoria County. The practice phone is (713) 442-0000.
- Kelsey Seybold Clinic11511 Shadow Creek Pkwy, Pearland, TX 77584 · Brazoria CountyPhone(713) 442-0000
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. John Randall Griffin is affiliated with 2 sites of care and 1 medical group
Dr. Griffin's primary practice is Kelsey Seybold Clinic in Pearland, Texas. The medical group on file is Kelsey-Seybold Clinic. Dmand AI also links Dr. Griffin to 1 more group practice or clinic, named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. John Randall Griffin's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Griffin practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Kelsey Seybold Clinic | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. John Randall Griffin is one of 1,073 dermatologists in Texas
Dermatology is Dr. Griffin's primary specialty in the NPI Registry, under taxonomy code 207N00000X. Dr. Griffin is board certified in dermatology by the American Board of Dermatology. Dmand AI has Dr. Griffin's licenses on file in 5 states: Texas, Arizona, New York, Minnesota and Wisconsin.
Specialties and state licenses
- Dermatology, TexasPrimary
- Arizona license
- New York license
- Minnesota license
- Wisconsin license
Clinical focus
Dmand AI lists skin cyst and skin discoloration among the conditions Dr. Griffin treats.
Dermatologists near Dr. Griffin
Counts of dermatologists 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 Randall Griffin billed Medicare for 14 services in 2022
CMS data shows 14 Medicare services from Dr. Griffin across 1 procedure code in 2022, for 12 Medicare patients. Medicare paid $246 for them. Every service was in an office.
Dr. Griffin's Medicare services by type, 2021 to 2022
- 2021
- 2022
- Lab and pathology
- 2021: 222022: 1436%
Dr. Griffin compared with the Texas median for dermatologists, 2022
- Dr. Griffin
- Texas median
- Medicare services
- 14vs 1,98299% below
- Medicare patients
- 12vs 46597% below
- Part D claims
- 505vs 43616% above
Medians across 1,030 dermatologists in Texas with Dmand AI profiles that report each measure.
Dr. Griffin's most billed Medicare procedure codes, 2022
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. Griffin?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Griffin and other dermatologists in Texas.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. John Randall Griffin treated 12 Medicare patients in 2024, average age 73
CMS counts 12 Medicare patients who saw Dr. Griffin in 2024. The largest group is 85 and over, with 0 patients. Their average risk score is 1.07, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Griffin's median patient age at 53, with 56% women.
Dr. Griffin's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Griffin's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 53
Patient panel by sex, all payers
- Women56%
- Men43%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. John Randall Griffin wrote 739 Medicare Part D claims in 2024
In 2024, Dr. Griffin wrote 739 Medicare Part D claims for 237 patients. 89% of them were for generic drugs. CMS names the drug for 505 of them, across 19 drugs with 11 or more claims each, at $111,291 in total drug cost. In 2023, CMS named 779 claims across 27 drugs.
Dr. Griffin's Part D claims by kind of drug, 2024
- Generic655 claims89%
- Brand-name84 claims11%
Dr. Griffin'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. Griffin's Part D claims, 2024
- Antibiotics3%20 of 739 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: 7792024: 50535%
Drugs named by CMS: 19 in 2024, 27 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. John Randall Griffin takes part in Medicare
Dr. Griffin 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. John Randall Griffin has 24 publications on record
Dmand AI links 24 papers to Dr. Griffin, published from 2012 to 2023. 2015 was the busiest year, with 3. The most frequent topics are Diagnosis, Differential, Skin Neoplasms and Biopsy. Dr. Griffin has published most often in Am J Dermatopathol. Dr. Griffin's most frequent co-authors are Michael L. Camilleri, MD, Jeffrey D. Cizenski, MD and Christopher R. Kieliszak, DO.
Dr. Griffin's papers by year, 2012 to 2023
Topics Dr. Griffin writes about most
- Diagnosis, Differential
- Skin Neoplasms
- Biopsy
- Skin Diseases
- Skin
- Immunohistochemistry
- Pruritus
Dr. Griffin's most frequent co-authors
- Michael L. Camilleri, MD2 shared papers
- Jeffrey D. Cizenski, MD2 shared papers
- Christopher R. Kieliszak, DO2 shared papers
Recent publications by Dr. Griffin
J Dermatolog Treat
J Am Acad Dermatol
J Dermatolog Treat
See who Dr. Griffin researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Griffin works with, so you can find a warm path to the right dermatologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. John Randall Griffin received $1,052 in industry payments from 2016 to 2024
CMS Open Payments shows 70 general payments to Dr. Griffin from 15 drug and device companies from 2016 to 2024. Food and beverage make up the largest share, 84% of the total. Celgene Corporation paid the most, $182.
General payments to Dr. Griffin by program year, 2016 to 2024
General payments to Dr. Griffin by kind, 2016 to 2024
- Food and beverage$87884%
- Consulting fees$10010%
- Education$747%
Companies that paid Dr. Griffin the most, 2016 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. John Randall Griffin graduated from McGovern Medical School
Dr. Griffin graduated from McGovern Medical School in 2009.
- Medical school
- Board certified in dermatology
- Board certified in dermatopathology
Source: Dmand AI Professional Profile Data
Dr. John Randall Griffin accepts plans from 8 insurance carriers
Dr. Griffin is in network with 8 carriers, including Aetna, United Healthcare and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 5. Check the plan with the practice before a visit.
- Aetna
- United Healthcare
- Blue Cross Blue Shield of Michigan
- Blue Cross and Blue Shield of Kansas City
- CMS Medicare
- Elevance
- HCSC
- WI State Medicaid
Plan types Dr. Griffin accepts, by number of carriers
- PPO5
- HMO3
- Medicare3
- POS3
- EPO2
- Medicaid1
Source: Dmand AI Insurance Network Data
Sources for Dr. John Randall Griffin'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation 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) |
| 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) |
| 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. John Randall Griffin
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 Randall Griffin's NPI number?
Dr. John Randall Griffin's NPI number is 1548490212. It was assigned on July 16, 2009, and it is active in the NPI Registry.
What kind of doctor is Dr. John Randall Griffin?
Dr. John Randall Griffin is a dermatologist in Pearland, Texas. The primary specialty in the NPI Registry is Dermatology Physician (taxonomy code 207N00000X).
Where does Dr. John Randall Griffin practice?
Dr. Griffin practices at 11511 Shadow Creek Pkwy, Pearland, TX 77584. Dr. Griffin's primary practice is Kelsey Seybold Clinic in Pearland, Texas. Dmand AI also links Dr. Griffin to 1 group practice or clinic.
What is Dr. John Randall Griffin's office phone number?
The practice phone on file for Dr. Griffin is (713) 442-0000.
What is Dr. John Randall Griffin's medical license number?
Dr. Griffin holds Texas license Q0644, one of the licenses on file in 5 states.
Which states has Dr. John Randall Griffin been licensed in?
Dmand AI has state licenses on file for Dr. Griffin in Texas (2014 to 2026), Arizona (since 2012), New York (2013 to 2015), Minnesota (2010 to 2014) and Wisconsin (2012 to 2013).
What medical group is Dr. John Randall Griffin part of?
Dr. Griffin is linked to Kelsey-Seybold Clinic.
Does Dr. John Randall Griffin accept Medicare?
Yes. CMS data shows Dr. Griffin billed Medicare for 14 services in 2022, and Dr. Griffin accepts Medicare assignment.
How many Medicare patients does Dr. John Randall Griffin see?
CMS counts 12 Medicare patients who saw Dr. Griffin in 2024, with an average age of 73.
Is Dr. John Randall Griffin board certified?
Yes. Dr. Griffin is board certified in dermatology by the American Board of Dermatology.
Show 8 more questionsShow fewer questions
What services does Dr. John Randall Griffin bill to Medicare?
In 2022, Dr. Griffin's most billed Medicare services were lab and pathology test (88305).
Where did Dr. John Randall Griffin go to medical school?
Dr. Griffin graduated from McGovern Medical School in 2009.
What drugs does Dr. John Randall Griffin prescribe most?
In 2024 Medicare Part D data, Dr. Griffin's most prescribed drugs by claims were Ketoconazole, Triamcinolone Acetonide and Fluorouracil.
Has Dr. John Randall Griffin received payments from drug or device companies?
CMS Open Payments shows $1,052 in general payments to Dr. Griffin from 15 companies from 2016 to 2024. The largest total came from Celgene Corporation.
How long has Dr. John Randall Griffin been practicing?
Dr. Griffin graduated from medical school in 2009, 17 years ago.
Does Dr. John Randall Griffin do research?
Dmand AI links 24 publications to Dr. Griffin, published from 2012 to 2023.
Who does Dr. John Randall Griffin publish with?
Dr. Griffin's most frequent co-authors are Michael L. Camilleri, MD (2 shared papers), Jeffrey D. Cizenski, MD (2 shared papers) and Christopher R. Kieliszak, DO (2 shared papers).
What insurance does Dr. John Randall Griffin accept?
Dr. Griffin is in network with 8 carriers, including Aetna, United Healthcare and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 5. Check the plan with the practice before a visit.
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