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Q4159 Medicaid reimbursement rates by state

Affinity, per square centimeter (add-on. 19 state Medicaid programs publish a fee-for-service rate for Q4159 at the physician psychologist level. Rates run from $50.55 in Indiana to $567.91 in Illinois, with a median of $137.06.

Data as of 2026-10-05. Every rate links to the official document it came from.

States publishing
19
Median rate
$137.06units vary by state
Highest
$567.91Illinois
Medicare (non-facility)
$109.70–$183.512026 physician fee schedule

Q4159 rate in every state

One like-for-like fee-for-service rate per state, highest first. Units can differ between states; the per-hour column converts time-based units.

StateMedicaid rateUnitPer hourManaged-care plans% of MedicareSource
IllinoisAny qualified provider (rate does not vary by provider) · Illinois Medicaid (HFS fee-for-service)$567.91⚠ over 3× mediansince 2021-07-01——Plans negotiate; applies out of network—HFS Practitioner Fee Schedule (effective
MissouriAny qualified provider (rate does not vary by provider) · Missouri MO HealthNet (fee-for-service)$401.70since 2022-07-01——Plans must pay at least this—MO HealthNet fee schedule: Podiatry
OhioAny qualified provider (rate does not vary by provider) · Ohio Medicaid (fee-for-service)$305.58since 2024-07-01——Plans negotiate; applies out of network—ODM provider-administered pharmaceutical
MarylandAny qualified provider (rate does not vary by provider) · Maryland Medicaid (fee-for-service, MDH)$263.35since 2026-01-01——Not classified—Maryland Medicaid Professional Services
New MexicoAny qualified provider (rate does not vary by provider) · New Mexico Medicaid (fee-for-service, HCA Medical Assistance Division)$263.35since 2025-04-01——Plans must pay at least this—New Mexico Medicaid Fee for Service HCPC
ArizonaAny qualified provider (rate does not vary by provider) · Arizona AHCCCS fee-for-service (AIHP, Tribal ALTCS, TRBHA and other FFS members)$235.17since 2025-07-01——Plans negotiate; applies out of network—AHCCCS FFS Capped Fee Schedule: Physicia
MontanaAny qualified provider (rate does not vary by provider) · Montana Medicaid and HMK Plus (fee-for-service)$204.96since 2025-10-01——Not classified—Montana Healthcare Programs fee schedule
VirginiaAny qualified provider (rate does not vary by provider) · Virginia Medicaid (fee-for-service, DMAS)$204.95since 2025-10-01——Plans negotiate; applies out of network—DMAS procedure fee file hcpcmedical.csv
CaliforniaAny qualified provider (rate does not vary by provider) · California Medi-Cal (fee-for-service)$175.45since 2026-10-01——Plans negotiate; applies out of network—Medi-Cal Rates (Rates files zip: rates_d
ConnecticutAny qualified provider (rate does not vary by provider) · Connecticut Medicaid / HUSKY Health (fee-for-service, CMAP)$137.06since 2026-07-01——Not classified—CMAP fee schedule: Physician Office and
OregonAny qualified provider (rate does not vary by provider) · Oregon Health Plan (fee-for-service, OHA)$127.28since 2026-01-01——Plans negotiate; applies out of network—OHP FFS medical-dental fee schedule (fee
TexasPhysician or licensed psychologist (incl. BCBA-D) · Texas Medicaid (fee-for-service, TMHP)$127.14since 2026-09-01——Plans negotiate; applies out of network—TMHP Texas Medicaid Fee Schedule - Physi
MaineAny qualified provider (rate does not vary by provider) · MaineCare (fee-for-service)$127.14since 2026-01-01——Not classified—MaineCare Fee Schedule (MaineCare UCR, H
IdahoAny qualified provider (rate does not vary by provider) · Idaho Medicaid (fee-for-service, Division of Medicaid / Gainwell)$101.16since 2026-07-01——Not classified—Idaho Medicaid Numerical Fee Schedule Ju
South CarolinaAny qualified provider (rate does not vary by provider) · South Carolina Healthy Connections Medicaid (fee-for-service)$83.49since 2026-01-01——Plans negotiate; applies out of network—SCDHHS Nurse Midwives Fee Schedule (sche
MichiganAny qualified provider (rate does not vary by provider) · Michigan Medicaid (fee-for-service)$81.15since 2026-01-01——Plans negotiate; applies out of network—MDHHS Oral Maxillofacial Surgeon Fee Sch
New JerseyAny qualified provider (rate does not vary by provider) · New Jersey Medicaid / NJ FamilyCare (fee-for-service)$66.01since 2026-07-01——Not classified—NJMMIS Procedure Master Listing CPTHCPCS
KansasAny qualified provider (rate does not vary by provider) · Kansas Medicaid QMB (Qualified Medicare Beneficiary) KMAP fee schedule$51.24since 2025-10-01——Not classified—KMAP Fee Schedule QMB Medicaid (FeeSched
IndianaAny qualified provider (rate does not vary by provider) · Indiana Medicaid (fee-for-service)$50.55since 2026-01-01unit—Plans must pay at least this—IHCP Professional Fee Schedule (Last Upd

Rates marked ⚠ are more than three times the median for the same unit; they are published as shown but often reflect an office (non-facility) fee or a different scope of service. Rates are per the unit shown for each state; units can differ between states. Medicare amounts are computed from the CMS relative value file and locality cost indices with the CMS formula; states with several Medicare localities show a range. Confirm rates with the payer before billing.

Frequently asked questions

What does Medicaid pay for Q4159?

It depends on the state. Of the 19 states with a published fee-for-service rate, the median is $137.06. Illinois pays the most ($567.91) and Indiana the least ($50.55 per unit).

Which state pays the highest Medicaid rate for Q4159?

Illinois, at $567.91, effective 2021-07-01.

Do managed-care plans pay the same rate for Q4159?

Not necessarily. Each state's plan contracts decide whether plans must pay at least the fee-for-service rate, pay a state-set rate, or negotiate their own. The table shows the rule for each state, cited to the contract or statute.

Related Physician & professional codes

Track Q4159 in your statesYour codes on one rate card: every payer's rule, Medicare comparison, rank and rate changes.
Medicaid rates by state